Researchers show a browser attack that can infer open sites and apps.

Some effects can be traced to chemical signals inside appetite neurons.

Social media isn't all that neutral when it comes to politics.

New fossil suggests bird courtship displays are at least 121 million years old.

Burned fossils reveal a vivid snapshot of early Homo sapiens life.

The Tiangong experiment tests a basic question: can human development begin in space?

Low vitamin D was linked to more pain and opioid use after mastectomy.