CRISPR Gene Editing - Should We Alter Human Gametes? | Video

UC Berkeley professor, Jennifer Doudna, a principal discoverer of the gene-editing tool CRISPR /Cas9, discusses the technique’s far-reaching positive potential, as well as the need for close bioethical consideration.

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Huge Geometric Shapes in Middle East May Be Prehistoric

Thousands of stone structures forming various shapes from wheels to gates to bull's-eyes have long puzzled archaeologists. New research reveals some may date back 8,500 years while others seem to have astronomical significance.

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In Photos: Sprawling Wheel-Shaped Structures Dot the Middle East

Here are photos of circular-shaped structures, some with spokes radiating out from the center, that dot the Middle East. Some of these so-called wheels date back thousands of years, though archaeologists are puzzled over their purpose.

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Doctors Could 3D-Print Micro-Organs with New Technique

Scientists say 3D-printed structures loaded with embryonic stem cells could one day help doctors print out micro-organs for transplant patients.

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Your Brain Is a Mosaic of Male and Female

Brains don't fall along a predictable male-female continuum, new research finds.

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Oh Snap: Trap-Jaw Ants Jump with Their Legs, Too

Scientists recently discovered a trap-jaw ant species that leaps with its legs, a behavior that is extremely rare in ants and previously unknown in the trap-jaw family.

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Trap-Jaw Ants Show Rare Jumping Ability | Video

The Odontomachus rixosus have been caught on camera doing something ants rarely do, jump. What makes this find even more unusual is that fact that the trap-jaw ants are using their legs to jump, not their powerful mandibles.

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