Humans aren't capable of regrowing limbs like some salamanders or full organs like some snails and zebrafish, but we do renew ...

All animals possess some capacity for repairing and replacing the lining of their intestines, a process called intestinal ...

To understand how these large snakes can regenerate their intestines without intestinal crypts, scientists sequenced the RNA genes of pythons. By learning more about this process in reptiles, ...

Facial volume loss and increased skin laxity were significant in the mid-cheek region after major weight loss, resulting in accelerated facial aging.

We often think of instant foods as the easy way out, but that's not always the case. Here are some instant versions of foods ...

National Geographic’s photography community is now on Instagram at @NatGeoYourShot. Please follow us there for the latest photos from the community and tag your photos #YourShotPhotographer for ...