Abrupt policy changes and confusing public messaging have injected confusion in back-to-school vaccine protocols.

Meteorite diamonds, which could be 58% harder than ordinary diamonds, have finally been made in the lab. Scientists have ...

Scientists have captured a video showing the implantation of a human embryo for the first time, using a laboratory model of a ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

Modern humans emerged roughly 300,000 years ago, but our genus Homo is much older. So what's the oldest human species on record?

The first World Humanoid Robot Games are underway in China, with robots competing against each other in track and field, soccer, kickboxing and other events.

Archaeologists found the body of a medieval knight underneath a tombstone that depicted him in full military regalia.

Hundreds of stone tools discovered in Kenya have revealed that human relatives traveled long distances to find raw material.

From pocket-sized laser projectors to educational toys for budding astronomers, these are our favorite star projectors on a ...

Evidence is mounting that the evolution of our species is more convoluted than we imagined — more like a braided stream than ...

The ghostly light, which was triggered by a rocket reentry, sailed across the night sky as skywatchers across the U.S. looked ...

A study of March's Myanmar earthquake has found that strike-slip faults don't necessarily repeat past behavior, meaning the San Andreas fault could unleash a bigger quake than any seen before.