Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Viral videos showing red beams before the Venezuela earthquake have sparked conspiracy theories. However, analyses reveal no ...

Does a video show how multiple laser beams scanned the ground in the instant before the Venezuela earthquakes struck? No, ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

China’s Harbin Xinguang Optic-Electronics Technology debuted two man-portable laser weapons at the Defence Information ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

A 56-year-old Buckeye man who authorities say aimed a laser pointer at fighter jets near Luke Air Force Base has been ...

DEWs will provide a cheaper alternative for the U.S. military to knock out some threats, but could they be misused?

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the ...

Instead of searching the skies for radio signals, scientists suggest the first evidence of an extinct alien civilisation ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...