Per-and polyfluoroalkyl substances (PFAS), long lasting human-made chemicals built from...

Urban raccoons across the United States are beginning to look...

A new study ties a long dry spell to the disappearance...

How do human relationships compare with those of other mammals?...

High above the sky, in the stretch of space where...

Plants stay active inside, even when nothing seems to move...

In ancient ecosystems, small birds darted and called above fern...

Most people treat sleep like spare time - easy to...

Gamma-ray bursts (GRBs) are the heavyweight champions of cosmic fireworks...

How did we get here? That has to be humanity's...

For nearly 40 years, paleontologists have argued over a single...