Tiny fat bubbles carrying gene therapy have successfully repaired DNA in the lungs and liver of animals with alpha-1 ...

The cells helps the snakes absorb the bones of their prey — and might show up in other animals that chomp their meals whole.

The potential for these kinds of machines to reshape computer processing, increase energy efficiency, and revolutionize ...

Every day, your body replaces billions of cells—and yet, your tissues stay perfectly organized. How is that possible?

Ambitious projects aim to put dire wolves, woolly mammoths and passenger pigeons back into our ecosystems. But with so many technical and ethical hurdles, what is the real motivation?