They hide a vast chemical arsenal that researchers are mining for pain, diabetes, and brain disease therapies.

This horrid disease has been with us for much longer than we thought.

Stuck between life and death, this foot consumes nutrients, heals itself, and grows, but doesn’t turn into a whole new organism.

Scientists found evidence that Chicxulub remained hydrothermally active four times longer than earlier estimates.

A wearable lens used the retina to reach mood circuits deep in the brain and reverse depression-like changes in mice.