Eruptions that sundered Greenland from western Europe set off intense global warming 55 million years ago.

The research could lead to treatments for men and women.

A mysterious layer of the ocean seems to trap carbon, a new study shows.

Parasites are by definition bad for you. But they can also morph to be useful.

Researchers capture the first footage of a visually spectacular sight.

Tiny bacteria living inside of pea aphids determine whether the insects can reproduce. When overheated, one variant of the gene puts the brakes on aphids’ ability to multiply, finds a new study.