Your internal body clock can help wake you up without an alarm.

Some social scientists want to replace humans with AI systems in experiments that test human preferences. That may not be a ...

Researcher draws on Parasaurolophus skull structure to build a device that emulates how the ancient creatures sounded.

Knee problems can hinder mobility and erode your quality of life.

Certain strains of E. coli can outcompete disease-causing microbes for resources.

What you do on your screens matters as much as how much time you spend on them.

Learn how measuring and monitoring astronauts’ cognitive abilities could improve performance, safety on longer missions.

Mold growths are common in homes, and unless the damage is widespread, they usually aren’t harmful.

Learn how early humans employed specialized fire pits to create resins needed to attach stone tool parts to wooden shafts.

Learn why the remains discovered at a chamber called the Treasury confirm that Petra had an ancient tomb.

The Grand Egyptian Museum is set to open in a few months. Here's what you can see of King Tut.