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

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

As many as 1 in 5 Americans believe they have a penicillin allergy, but just a tiny fraction actually do. In recent years, it's gotten a lot easier to find out.

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

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

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

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.

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.

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

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

Floating offshore wind turbines open a whole new playing field for energy companies, which have so far had to stick to ...

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