You're an anaerobic microbe sunbathing on a Martian beach billions of years ago listening to the small waves hit the ...

More than four billion years ago, something enormous slammed into the moon hard enough ...

In a story that sounds like science fiction but is rooted in declassified intelligence programs, one man claimed he was recruited by the CIA for a mission unlike any other—to remotely view places no ...

NASA's Curiosity Mars rover took this selfie at a location nicknamed "Mary Anning" after a 19th century English paleontologist. This was the site of the chemical experiment uncove ...

Video shows the Teotihuacan pyramids gunman reportedly bragging about sacrificing victims before killing a Canadian tourist and wounding others.

Proclus’s visionary insights into planetary satellites reveal a divine cosmic order that foreshadowed modern astronomical ...

Fresh craters reshape the Moon far beyond visible debris, revealing faster surface turnover and new clues about lunar history.

A gunman opened fire at the Teotihuacán Pyramids, killing a Canadian tourist and injuring 13 others. The shooter ended the attack by taking his own life.

There’s a waterfall in Kentucky so spectacular that it creates rainbows at night, and somehow you’ve probably been driving ...

Researchers in Japan traced a hidden medieval solar storm using ancient tree rings and centuries-old sky observations. The ...