Staying hydrated may reduce the risk of heart failure

Drinking enough fluids is important for numerous bodily functions, including helping the heart pump blood more easily.

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Rare primordial gas may be leaking out of Earth's core

A vast reservoir of the rare gas helium-3 may be hanging out in Earth's metallic core.

via Livescience.com https://ift.tt/noQFVXT

Bataan Death March: Japan's WWII massacre

The Bataan Death March was an horrific event that killed 20,000 prisoners, after the fall of the Philippines in 1942.

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What are prebiotic foods?

These five prebiotic foods can be found in most kitchens and will help your gut bacteria to thrive

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'Berserker' geckos slam scorpions into oblivion before eating them, epic new footage shows

Violent head shaking helps normally placid geckos subdue dangerous scorpion prey.

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Bruce Willis diagnosed with aphasia: The science behind the disorder

Actor Bruce Willis announced he is stepping away from his career due to a diagnosis of aphasia, a neurological disorder that impacts language and speech.

via Livescience.com https://ift.tt/pQOaJsM

Best fitness tracker

A roll-call of the 10 best fitness trackers including budget buys, high-end smartwatches and even a smart ring

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Garmin Epix 2 review

The Garmin Epix 2 is a top-end runner’s watch, with a brilliant array of in-depth tracking features – and an eye watering price to match.

via Livescience.com https://ift.tt/35YfJRe

Weird-eyed strawberry squid spotted in 'twilight zone' off California's coast

Researchers got video footage of a bright red strawberry squid in the ocean's twilight zone off the coast of California.

via Livescience.com https://ift.tt/IbTFQEs

Drought helped push the Vikings out of Greenland, new study finds

Drought might have played a major role in the abandonment of the Eastern Settlement of Vikings around 1450, new research finds.

via Livescience.com https://ift.tt/vp8EzWX

Ice volcanoes on Pluto may still be erupting

An area of Pluto that researchers think was formed from the eruption of ice volcanoes is unique on the dwarf planet and in the solar system, a new study suggests.

via Livescience.com https://ift.tt/uUfxhAj

5 ways to improve gut health

Looking for ways to improve gut health? An unhealthy gut can lead to a myriad of health issues. We spoke to a dietician for five easy ways to do this

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Prebiotics: What are they and how can they benefit our health?

Prebiotics help to feed the good bacteria in your gut – here’s how

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Weird ancient snakelike fossil caught in the act of losing its legs

The fossil belongs to a newfound genus and species.

via Livescience.com https://ift.tt/3akfGwu

Rare 'black widow' star system could help unlock the secrets of space-time

Scientists found a remarkably stable 'black widow ' pulsar that could be used to help detect gravitational waves.

via Livescience.com https://ift.tt/cLRPA7h

Does massage help circulation?

Does massage help circulation and what massage techniques can improve your blood flow?

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US Navy sends 'electronic attack' jets to Germany: Here's how they work.

The U.S. just sent six "electronic attack" aircraft to Germany to overcome enemy air defenses by crippling the radar systems that they often depend upon.

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The real Top Gun: History of the US Navy pilot school

Top Gun leapt to fame with the 1986 movie, but the real US pilot school had a far less glamorous beginning.

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Ancient 'curse tablet' may show earliest Hebrew name of God

Archaeologists working in the West Bank say they've discovered a tiny lead "curse tablet" that may include the oldest known mention of the Hebrew name of God "Yahweh" ever found.

via Livescience.com https://ift.tt/9Ry0Giz

Invasive crazy ants are being annihilated by murder fungus. Good.

Crazy ant colonies in North America are being driven to extinction by a fungus that targets the invasive pest species.

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What is climate change, and how is it affecting Earth?

Climate change is real and humans are causing it.

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Spotlight Oral Care Sonic Toothbrush review

With three cleaning modes and a sleek design, the Spotlight Oral Care Sonic Toothbrush is great for those who want a powerful electric toothbrush with no fuss

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Father's use of diabetes drug could raise his kids' risk of birth defects

Paternal metformin use may increase the risk of birth defects.

via Livescience.com https://ift.tt/q1uXgGI

2,500-year-old burial mound found in Siberia's 'Valley of the Kings'

Archaeologists have discovered a burial mound in the Siberian "Valley of the Kings."

via Livescience.com https://ift.tt/2w4mYnf

9 ways you can see Einstein's theory of relativity in real life

Relativity is one of the most famous scientific theories of the 20th century, but how well does it explain the things we see in our daily lives?

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Grizzly bears: North America's brown bear

Grizzly bears are a type of brown bear that live in North America.

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Why do we have different blood types?

The disease malaria appears to have influenced blood type prevalence.

via Livescience.com https://ift.tt/d9m5fKH

30 of the world's most valuable treasures that are still missing

From the the Ark of the Covenant to the crown jewels of Ireland to a 333-carat pink diamond, here are 30 of the world's most valuable (and missing) treasures.

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This brain structure may grow too fast in babies who develop autism

Those with the fastest rate of growth of the amygdala had the most severe symptoms of autism.

via Livescience.com https://ift.tt/tS8BTl4

The Milky Way’s ‘thick disk’ is 2 billion years older than scientists thought

Astronomers have found that part of the MIlky Way known as the thick disk is about 2 billion years older than expected, forming just 0.8 billion years after the Big Bang.

via Livescience.com https://ift.tt/rK9sGiP

What countries and cities will disappear due to rising sea levels?

What cities, states and countries are most at risk from rising sea levels? What can they do to protect themselves?

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Sudden collapse of Antarctic ice shelf could be sign of things to come

A massive Antarctic ice shelf that covered an area about the size of New York City or Rome just collapsed into the ocean.

via Livescience.com https://ift.tt/K1pkm0W

Graves of dozens of kings from the time of King Arthur uncovered in Britain

The graves of dozens of early British kings, queens, princes and princesses from King Arthur's era have been revealed.

via Livescience.com https://ift.tt/LzM1IOr

Postpartum massage: is it safe and what are the benefits?

We look at how postpartum massage can aid recovery after birth

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What is a personal air purifier and how do they work?

Find out what a personal air purifier is and how they might improve the quality of the air you breathe

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What are the most common elements in the human body?

Here are the top four (and a bonus fifth) elements that make up the human body.

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Best resistance bands 2022: Upgrade your home gym

Check out the following guide for the best resistance bands that are both affordable and high-quality.

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Best yoga mats 2022: Save money and improve your technique with these best-selling mats

Ready to step up your yoga practice? Check out the best yoga mats that fit your needs and budget.

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Firewall: Definition, technology and facts

What is a firewall, how does it follow strict rules to filter network traffic and how have different types evolved?

via Livescience.com https://ift.tt/f5uEpFJ

Deep tissue vs Swedish massage: which is best?

Looking for relief from sore muscles? We compare deep tissue vs Swedish massage

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How Stalin used "The Terror" to secure his iron grip on power

Inside All About History 115: Learn how Stalin secured his iron grip on power through terror and imprisoning or executing his enemies.

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Who invented the car?

Working out who invented the car is not as simple as you might think as the automobile we know today had a long journey to being created.

via Livescience.com https://ift.tt/kacxFDf

Cleopatra: Biography of the last pharaoh of ancient Egypt

Cleopatra was the last Egyptian pharaoh who is known for her seductive nature. She was also a shrewd and powerful ruler.

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How do boa constrictors avoid suffocating when they squeeze their prey?

A new study reveals how the snakes breathe while squeezing prey.

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Best astronomy books 2022

Explore the cosmos and find your way around the night sky with this combination of classic titles and new entries, all in the best astronomy books.

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'Excessive wrinkling' on young man's hands turned out to be rare condition

Doctors initially attributed the symptoms to eczema.

via Livescience.com https://ift.tt/KNlF0cs

MacBook Air M1 review: A lightweight laptop that's ideal for students

Is the 2020 MacBook Air M1 worth buying? Apple’s most portable laptop gets an internal makeover and becomes a much more powerful machine.

via Livescience.com https://ift.tt/OhVHk3a

Odd radio circles could come from giant black holes, new study finds

The circles could come from giant explosions in space, but what is causing the explosions is still a mystery.

via Livescience.com https://ift.tt/OeiqK1j

RIP Comet Leonard: Brightest comet to whiz past Earth in 2021 is now a blur of dust.

Comet Leonard, the brightest comet to whiz past Earth in 2021, has likely disintegrated.

via Livescience.com https://ift.tt/B1ZrtHI

Secret great white shark social club discovered off Mexican coast

Scientists tagged six great white sharks near Mexico's Guadalupe Island to monitor their social interactions. It turns out sharks love to hang out with their buddies.

via Livescience.com https://ift.tt/hrfDlEL

Unknown symbols written by the lost 'painted people' of Scotland unearthed

Archaeologists in Scotland have unexpectedly discovered a stone slab with Pictish carvings on it.

via Livescience.com https://ift.tt/3hUX4Me

Saladin: Muslim ruler who defeated the Crusaders

Saladin was a Muslim leader who united his people to force the Crusaders out of Jerusalem in 1187, kickstarting the Third Crusade where he fought the forces of Richard the Lionheart.

via Livescience.com https://ift.tt/oVkvtZb

Pythagoras: Life, work and achievements

Discover the life and work of the great Greek philosopher.

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Odd circular shape beneath the ocean in Google Earth images is probably not aliens

A weird circular shape on Google Earth has ocean-floor UFO hunters crying "alien."

via Livescience.com https://ift.tt/KXOm1Mt

Laser surgery: Cosmetic and life-saving procedures

Laser surgery harnesses cutting-edge technology to provide cosmetic, sight-saving and life-saving procedures.

via Livescience.com https://ift.tt/S0XnOCP

Scientists make yeast-free pizza dough that rises like the real thing

Their goal was to make tasty dough without a chemical agent.

via Livescience.com https://ift.tt/hD7H2ES

Larva ant queen looks like an alien doll in trippy new microscope images

Larval ant queen is covered in 'doorknob-like' lumps in the images. Scientists have no idea what all those "doorknob-like" lumps are for.

via Livescience.com https://ift.tt/RjMrvEQ

NASA's new moon rocket spotted from space rolling to the launch pad (photos)

NASA's moonbound rocket rolled to the launch pad, and satellites orbiting Earth captured the milestone from space.

via Livescience.com https://ift.tt/fg2G8zv

Jousting: Origins and history of the medieval sport

Jousting is individual mounted combat with the lance, enabling the riders to demonstrate skill and courage.

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Sleeping with a light on may be bad for your heart and blood sugar

Sleeping in a moderately lit room may have health effects, small study shows.

via Livescience.com https://ift.tt/tDerRlc

Surprise! King cobra is actually a royal lineage of 4 species

The king cobra is not one species, but four independent ones, spread throughout the Asian tropics.

via Livescience.com https://ift.tt/AMnEfdY

Cold War: Origins, combatants and leaders

The Cold War was a decades-long diplomatic and military standoff between the Soviet Union and the United States

via Livescience.com https://ift.tt/at6x9nu

Sulfur from dino-killing asteroid caused way more global cooling than thought

An analysis of rocks exposed to the dinosaur-killing asteroid event reveals that the impact released more sulfur, which led to more global cooling than previously realized.

via Livescience.com https://ift.tt/aKdR8pl

Prenatal massage: what are the benefits and risks?

It's no secret that pregnancy can be a little uncomfortable. Discover how prenatal massage could help

via Livescience.com https://ift.tt/s7cR5bg

Doolittle Raid: America's WWII attack on Tokyo

In 1942, US bombers attacked Japan's capital in retribution for the Pearl Harbor attack.

via Livescience.com https://ift.tt/xGlCEAP

Microsoft Surface Laptop 4 review: Perfect for students on the go

The Surface Laptop 4 is a lightweight machine with a beautiful design that packs a performance punch, but has shortfalls like a lack of ports.

via Livescience.com https://ift.tt/y8vF0L4

Weird quantum boomerang predicted 60 years ago spotted for the first time

The effect has been predicted for more than 60 years.

via Livescience.com https://ift.tt/i0PGh7M

Valve Index review: The pinnacle of VR technology

The Valve Index represents the absolute zenith of virtual reality technology so far it’s the best VR package you can buy – but it’ll cost you.

via Livescience.com https://ift.tt/TgvxBOD

Why does NASA let male astronauts stay in space longer than females?

Here's why NASA has different radiation limits for male and female astronauts, and how these limits may change in the near future.

via Livescience.com https://ift.tt/q2C6PQ3

A spiderweb of wormholes could solve a fundamental paradox first proposed by Stephen Hawking

A seemingly intractable black hole paradox first proposed by physicist Stephen Hawking could finally be resolved — by wormholes through space-time.

via Livescience.com https://ift.tt/xkfD3Qv

Why did Russian cosmonauts wear Ukraine-flag colors?

Three cosmonauts donned Ukraine-flag colors when boarding the space station, but now the Russians say the fashion choice had nothing to do with support for Ukraine.

via Livescience.com https://ift.tt/iD7gjcV

Why aren't there polar bears in Antarctica?

Polar bears evolved during a time when the North and South poles were not connected by ice or land, so they stayed at the North Pole.

via Livescience.com https://ift.tt/aGLW1PE

Equinox: Definition, facts & what happens during one

Equinoxes occur twice a year when the sun is directly above the equator, and herald the beginning of spring and autumn.

via Livescience.com https://ift.tt/ZLUTz3i

Russia strikes Ukraine with new hypersonic missiles: Here's how they work.

Russia claims to have used its Kinzhal hypersonic missiles for the first time, in its invasion of Ukraine. Here's why these super-fast weapons are so concerning.

via Livescience.com https://ift.tt/e7j2SvH

Ferocious 'Ocucaje Predator' was a sea serpent-like mammal with knives for teeth

Researchers uncovered the skull of a 40-foot-long marine predator from 35 million years ago in Peru's Ocucaje Desert

via Livescience.com https://ift.tt/q74pmWD

Could the secret of supermassive black holes lie in ultralight dark matter?

Though scientists know there's a supermassive black hole at the center of most galaxies, they can't explain how the gravitational giants formed.

via Livescience.com https://ift.tt/lNIQ5YP

What is the Mandela effect? And have you experienced it?

The Mandela effect is when many people believe that something happened when, in reality, it never did.

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Garmin Venu 2 Plus review

The Garmin Venu 2 Plus smartwatch gets voice support and a built-in speaker

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Who were the Scythians?

The Scythians were an important ancient society of warriors and pastoralists who dominated the steppe land north of the Black Sea between 800 B.C. and A.D. 300.

via Livescience.com https://ift.tt/JmNkgBb

What is quantum computing?

Quantum computing is millions of times faster than traditional computing. These computers are able to do in seconds what would take millennia for our most powerful supercomputers to pull off today.

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What is mutual assured destruction?

'Mutual assured destruction is the concept that two superpowers can annihilate each other with nuclear weapons.

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1st major outbreak of Japanese encephalitis hits Australia

The disease is typically seen in Asia and the Western Pacific.

via Livescience.com https://ift.tt/T5HJhuU

NASA's Artemis moon rocket just rode a 'supertank' to the launch pad

Inch by inch, NASA's Artemis I spacecraft and rocket have finally chugged all the way to the launch pad. The mission's "wet dress rehearsal" will take place on April 1.

via Livescience.com https://ift.tt/IOzs6oC

NASA caught a dead star spewing antimatter across space in dazzling new image

A relatively small pulsar (a dense, collapsed and rapidly-spinning star) belched out a giant filament containing matter and antimatter particles that streamed for trillions of miles.

via Livescience.com https://ift.tt/a7z2S0y

What is the Compact Muon Solenoid experiment?

Learn about the Compact Muon Solenoid (CMS) experiment at CERN's Large Hadron Collider, including its purpose, design and achievements.

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Mars mission on hold indefinitely after European Space Agency cuts ties with Russia

The European Space Agency (ESA) has unanimously voted to suspend a joint Mars mission with Russia.

via Livescience.com https://ift.tt/Rf4h0CS

Sinkholes as big as a skyscraper and as wide as a city street open up in the Arctic seafloor

Giant "sinkholes" — one of which could devour an entire city block holding six-story buildings — are appearing along the Arctic seafloor.

via Livescience.com https://ift.tt/AiNaE8b

Inspire your kids with these Melissa & Doug educational toy deals for curious minds

Melissa and Doug’s range of toys and games are on sale at Amazon UK.

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14th-century sarcophagus found at fire-ravaged Notre Dame Cathedral

Archaeologists at Notre Dame Cathedral have discovered a leaden coffin and other burials that are hundreds of years old.

via Livescience.com https://ift.tt/NSWYPdM

Ready for Artemis I's moon rocket rollout? Here's how to watch.

NASA's Artemis I is rolling out at Kennedy Space Center for a "wet dress rehearsal." The rollout begins on March 17 at 5 p.m. EDT, and the rocket will arrive at the launch pad approximately 11 hours later.

via Livescience.com https://ift.tt/oUhlnxO

The Worm Moon, the last full moon of winter 2022, rises this Friday

How to watch the March 2022 Worm Moon, the last full moon of winter.

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Ancient Israel: History of the kingdoms and dynasties formed by ancient Jewish people

To reconstruct the history of ancient Israel, scholars turn to archaeological excavations, the Hebrew Bible and other discovered texts.

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Acid Rain: Causes, Effects and Solutions

Acid rain is any form of precipitation that contains acidic components, such as sulfuric or nitric acid. It affects nearly everything: plants, soil, trees, buildings and even statues.

via Livescience.com https://ift.tt/V8FkgDE

Massive asteroid hit Greenland when it was a lush rainforest, under-ice crater shows

A huge impact crater beneath the ice in Greenland dates back 58 million years, to when the Arctic was green and populated by hippo-like animals.

via Livescience.com https://ift.tt/xCa9UHA

These 1-millimeter-long worms can make complex decisions with a mere 300 neurons

A new study has revealed that the nematode worm Pristionchus pacificus is capable of making complex decisions about predation and feeding despite having only around 300 neurons.

via Livescience.com https://ift.tt/LuW9msE

Building demolition: History, methods and record breakers

Building demolition technology has developed to bring down skyscrapers in a matter of seconds.

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Ectopic pregnancy: Signs, symptoms & treatment

An ectopic pregnancy occurs when a fertilized egg implants outside of the uterus or not within the uterine cavity. Such pregnancies are not viable and can be life-threatening.

via Livescience.com https://ift.tt/8TvqJC4

San Andreas Fault's creeping section could unleash large earthquakes

The central section of the San Andreas Fault usually moves by quietly creeping, but new research suggests it's hosted some serious earthquakes in history.

via Livescience.com https://ift.tt/erYCGAm

The internet: History, evolution and how it works

The average adult spends around two full days a week on the Internet, but how does this vast network work?

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Pearl Harbor: Surprise attack that brought US into World War II

The Japanese attack on Pearl Harbor in the Territory of Hawaii devastated US naval power in the Pacific and precipitated America’s entry into World War II.

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What is a coronavirus?

Coronaviruses infect birds and mammals, including humans.

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11 numbers that are cooler than pi

Pi is for sure cool, but let's give some other numbers a slice of the pie. We asked several mathematicians to tell us their favorite non-pi numbers. Here are some of their answers.

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New cosmic-ray scan of the Great Pyramid of Giza could reveal hidden burial chamber

The ultra-powerful scan of the Great Pyramid of Giza could reveal the 4,500-year-old secrets of two mysterious voids inside.

via Livescience.com https://ift.tt/VGQgixn

Sharks do actually sleep, and sometimes with their eyes wide open

A new study has provided the first evidence that sharks are capable of catching some zzz and has revealed that they can do so without closing their eyes.

via Livescience.com https://ift.tt/MbZu30T

What's the longest-burning fire in the world?

The oldest known burning fire in the world was likely ignited by lightning at least 5,500 years ago in Australia.

via Livescience.com https://ift.tt/WiajQsF

Northern Lights: What are the aurorae borealis?

The northern lights appear in the sky when charged particles from the sun slam into molecules in the atmosphere, releasing energy in the form of colorful lights.

via Livescience.com https://ift.tt/QYZvPkC

Bus-size asteroid flies by Earth today. Watch it live.

You can watch a big asteroid make a safe flyby of Earth today (March 13) from any spot with good internet access.

via Livescience.com https://ift.tt/LkfZ2zw

Melting glaciers reveal 1,700-year-old weapons used by reindeer hunters

Archaeologists in Norway have found a handful of weapons and hunting blinds used by people more than 1,000 years ago.

via Livescience.com https://ift.tt/ZSW9NUi

How rare are shooting stars?

Here's the science behind "shooting stars" and the best way to spot these meteors.

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Carbon: Facts about an element that is a key ingredient for life on Earth

Carbon is one of the most abundant elements and forms a very large number of compounds, including carbon dioxide, carbon monoxide and carbon disulfide.

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Copper: Facts about the reddish metal that has been used by humans for 8,000 years

Here's a look at the element copper, including its atomic structure, history and uses today.

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Escaped petting zoo camel attacks and kills 2 men in Tennessee

A camel attacked and killed two men outside of Memphis, Tennessee, after escaping a petting zoo Thursday (March 10).

via Livescience.com https://ift.tt/L0m7dO9

2 giant blobs in Earth's mantle may explain Africa's weird geology

One of Earth's two mysterious mantle blobs is much higher than the other, raising questions about its impact on Earth's surface.

via Livescience.com https://ift.tt/qyst6ce

Why are scabs so itchy?

Here's the science behind itchy scabs and the best way to help your skin heal.

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Fact check: Russian space agency head didn't threaten to strand American astronaut

News outlets incorrectly reported that Dmitry Rogozin had threatened to strand an astronaut on the ISS.

via Livescience.com https://ift.tt/2DcFt9e

Shackleton's Endurance shipwreck teeming with extreme creatures

The newly-found wreck of the Endurance was found to be inhabited by some equally extraordinary creatures.

via Livescience.com https://ift.tt/AQp9iUF

1st-of-its-kind heart transplant in infant could prevent organ rejection

The novel procedure involves transplanting a heart along with thymus tissue from the same donor.

via Livescience.com https://ift.tt/4y9xC72

Formula 1: Technology, format and F1 facts

Formula 1 is the pinnacle of global motorsport, but how do you keep track of this big, bold, and exciting series? The new season starts soon, so we’ve explained the championship, introduced the key players, and analysed the stunning, high-tech cars.

via Livescience.com https://ift.tt/0Osd8jH

This tube of lunar soil has been sealed since 1972. NASA is finally about to open it.

Scientists are finally opening a 50-year-old tube of lunar soil, which has been vacuum-sealed since the APollo 17 mission.

via Livescience.com https://ift.tt/KdpWeqT

Can you use massage for headache relief?

Can you use massage for headache relief? We consult the experts to find out

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UN atomic watchdog loses contact with second nuclear plant in Ukraine

Data transmission is essential for the safe tracking of dangerous nuclear material.

via Livescience.com https://ift.tt/jbvAPxX

Bionic eyes: How tech is replacing lost vision

Like something from a science fiction movie, bionic eyes are artificial eyes which can enhance and even replace lost vision. The tech is still in its infancy, but the potential is huge.

via Livescience.com https://ift.tt/xhrOweP

This long-lost asteroid impact was so big its debris left more than 30 craters

The resulting debris created several dozen craters, the largest nearly 230 feet across.

via Livescience.com https://ift.tt/9SNpVaH

What happens when a nuclear bomb explodes?

When a nuclear bomb goes off, the blast is only the beginning.

via Livescience.com https://ift.tt/QTg5mjB

Incantation bowls covered with 'magic' spells recovered by police in Jerusalem

Police in Jerusalem have recovered hundreds of artifacts, including incantation bowls and carved ivory.

via Livescience.com https://ift.tt/bH261EK

Having just one drink a day can shrink your brain, new study finds

The study suggests that even moderate alcohol intake can cause damage to the brain, and heavy drinking makes it exponentially worse.

via Livescience.com https://ift.tt/CWPvTeX

Endurance Expedition: Shackleton's Antarctic survival story

The Endurance Expedition was a failed mission to cross the Antarctic on foot, leaving 28 explorers stranded.

via Livescience.com https://ift.tt/XcIxbyM

SpaceX launches Starlink satellites on 'American broomstick' and lands rocket at sea

A SpaceX Falcon 9 rocket successfully launched 48 new Starlink internet satellites into orbit in the company's 10th launch in as many weeks.

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MacBook Pro 16-inch (2021) review: A programing powerhouse

The MacBook Pro 16-inch is a powerful and stylish laptop that's ideal for resource intensive tasks like coding and image editing.

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Chernobyl nuclear power plant has lost electricity

Chernobyl's nuclear power plant is now without electricity, as Russian forces occupy the defunct facility in Ukraine.

via Livescience.com https://ift.tt/JpYm5fk

Shackleton's lost Endurance ship discovered beneath Antarctic sea

Ernest Shackleton's lost ice ship Endurance, which famously sank in 1915, has been rediscovered by searchers under Antarctica's Weddell Sea.

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Spring: The season of new beginnings

Springtime brings warmer temperatures and a rebirth as nature reawakens.

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What is pi?

Pi represents the ratio of the circumference of a circle to its diameter. Pi is an irrational number that never ends; the decimals go on forever and ever.

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Ancient 10-armed octopus relative named for Joe Biden

A 328 million-year-old cephalopod may be the oldest in a group related to octopuses and vampire squids.

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What is the Higgs boson?

A look at the "God particle" — its theoretical origins, its discovery in 2012, and its continuing significance.

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The five (and more) human senses

There are five basic human senses: touch, sight, hearing, smell and taste. Other senses also help us understand and perceive the world around us.

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Winter: The coldest season

Winter, the coldest season of the year, comes between autumn and spring. It is associated with plunging temperatures and icy weather, but its impact and timing change according to location.

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Exoplanets: Alien worlds beyond our solar system

As long as humanity has been gazing at the stars we have dreamed about life on other worlds, now known as exoplanets.

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Brain shrinkage linked to COVID-19

COVID-19 seems linked to atrophy in specific brain areas.

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Wolf spiders: Behavior, bites and other facts

Wolf spiders are a large family of hairy and athletic arachnids that chase down prey on the ground rather than catching food in webs.

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Millions of palm-sized, flying spiders could invade the East Coast, scientists say

Scientists believe that Joro spiders arrived in the U.S. as stowaways in a shipping container.

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What are centrifugal and centripetal forces?

Centrifugal and centripetal are two closely related forces that describe circular motion, but the meanings are often mixed up.

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Why are asteroids and comets such weird shapes?

Small bodies like asteroids and comets are shaped more by their geological makeup than by gravity, which molds planets and moons into spheres.

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Best office gadgets and toys 2022: Useful tools and fun toys for your desk

Having the best office gadgets and toys at your disposal transforms your personal space into a luxe working environment.

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Are there any moons that are made of gas?

There aren't any gaseous moons in the solar system, but here's what it would take for one to exist elsewhere.

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Remains of ancient child sacrifice victims found near 1,000-year-old mummy in Peru

Archaeologists have found 20 additional mummies near a previously discovered mummified man in Peru.

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What is the coldest city in the world?

The coldest city in the world is in Siberia. Here's why it's so cold there.

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Tiny-headed stegosaur with long tail spikes is one of the oldest of its kind

A newly described Jurassic stegosaur species from China is one of the oldest of its kind.

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How to fall asleep

Learning how to fall asleep is crucial to how your body recovers each night. Here’s how to ensure you’re doing it right

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Nuclear fusion is one step closer with new AI breakthrough

The green energy revolution promised by nuclear fusion is step closer, thanks to the first successful use of artificial intelligence to shape hydrogen plasmas inside a fusion reactor.

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Anal bulbs, detachable butt hairs and booty camouflage: Welcome to #InverteButtWeek on Twitter

Invertebrate butts are both diverse and bizarre, and are being celebrated on Twitter in art, photos and video.

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Rare 14th-century gold 'leopard' coin could sell for 140,000 British pounds

When a rare 23-karat gold coin from 1344 hits the auction block in the U.K., it could fetch up to 140,000 British pounds.

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Does melatonin work?

Does melatonin work when you need a helping hand getting to sleep?

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Rocket will collide with the moon tomorrow. Here's what you need to know.

The rocket stage will crash into the far side of the moon on March 4. Here's what you need to know.

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Facts about gold

Here's a look at the chemical element gold, including its properties, atomic structure and history.

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Hamsters: Diet, habits & types

Hamsters are small rodents that are commonly kept as house pets.

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Pangaea: Facts about an ancient supercontinent

Here's how Panagea formed and what it was like from about 320 million to 195 million years ago.

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Moles: Habitat, habits and conservation

Fascinating facts about moles, including their diets, habits and habit and conservation status.

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What is sleep hygiene?

What is sleep hygiene? It’s what everyone needs a little bit more of…

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Stunning satellite image shows immense power of monster 7-story waves in Portugal

A satellite image released by the NASA Earth Observatory shows the raw power of waves crashing along the coast of Nazaré, Portugal, on the same day an 18-year-old local surfed a record-breaking 101-foot wave.

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Mountain-sized chunk of rock hiding under Japan is channeling earthquakes

A mountain-sized chunk of volcanic rock under Japan is changing the way that tectonic plates subduct and may be channeling the direction of earthquakes.

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Stonehenge may have been used as a solar calendar

Stonehenge may have been used as a solar calendar, with each of the stones representing a day and sections of the circle of stones possibly corresponding to weeks.

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America's nuke-resistant 'doomsday plane' spotted doing training mission over Nebraska

The U.S. Air Force's 'doomsday plane' was built to withstand nuclear war and was recently caught flying a training mission over the Midwest.

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1st possible case of deer-to-human COVID-19 transmission reported

Researchers also identified highly mutated clusters of SARS-CoV-2 genomes in deer.

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Russian attack of Ukrainian home-improvement store seen in satellite image

A BlackSky satellite snapped a shot of a big home-improvement store similar to Home Depot ablaze in the Ukrainian city of Chernihiv following Russian shelling.

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Brown snakes: Facts, characteristics, habitat and diet

North American brown snakes are nonvenomous, unlike the Australian variety, which is among the most venomous in the world.

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Voluptuous 'Venus' of the Ice Age originated in Italy

The 30,000-year-old Venus of Willendorf figure is named for the site in Austria where it was discovered in 1908, but new analysis reveals that the stone came from northern Italy.

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What are Tonsil Stones? Causes, symptoms and treatments

Tonsil stones are accumulations of bacteria and debris in the crypts of some people's tonsils. This problem is not dangerous and is usually easily treatable.

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C-Section: Procedure & recovery

A Caesarean section is a type of surgery used to deliver a baby through an incision in the mother's abdomen.

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