A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

On a December day, Richard Feynman gave a fun little lecture at Caltech — and dreamed up an entirely new field of physics. During the talk, entitled "Plenty of room at the bottom," he described the ...

A new study reveals that tiny fragments of Earth's atmosphere are transported to and absorbed by the moon via gusts of solar ...

The moon is pretty inhospitable to humans, but recent research has found that it's surprisingly possible for breathable air ...

At the end of 1924, an anthropologist began chipping away rock around an old primate skull — and rewrote the story of human evolution. The diminutive skull — about the size of a coffee mug — clearly ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

It was a year that saw roughly six million Americans hold hands in a continuous (more or less) line across the country to ...

Science is collaborative, painstaking and iterative, with progress slow and some unsung scientific heroes lost to time. But every once in a while, a key event, discovery or conceptual breakthrough has ...

Two renowned prehistoric individuals were likely infected with a human papillomavirus that has been linked to several cancers ...

Ahead of Apple’s 50th anniversary, RR Auction is auctioning a trove of historic artifacts, including the first check written ...

"Star Trek" has always been at the forefront of social commentary and never afraid of tough topics, but these 10 episodes ...

Recent fossil finds could mean that "Lucy" wasn't our direct ancestor, some scientists say. Others strongly disagree. When you purchase through links on our site, we may earn an affiliate commission.