A new study explores whether extraterrestrial signals could have already reached Earth undetected, examining what that would imply for current searches. Credit: Shutterstock. Dete ...

Monitoring a brainless sea star may seem like a curious way to go about studying robotics. But the marine invertebrate’s ...

These mantises are increasingly posing a threat to local biodiversity through intense predation and competition for ...

Ancient Egyptians had none of our technology, but managed to complete the megalith almost unnaturally fast.

A woman walks through the parking lot of a homeless shelter in Long Beach that contractor First to Serve operated until the ...

What looked like a historic arrival took a bizarre turn when the visitors skipped the White House at first and went searching ...

In 1965, twelve astronauts vanished into deep space on a mission Earth never acknowledged—sent to live among aliens on a ...