What could we be looking at?

To Avi Loeb, who leads a panel of scientists advising the White House on UAP, it’s obvious the anomalies outside Columbia’s ...

The U.S. military released a new batch of files related to UFOs, including one report from a Navy pilot who said a mysterious ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

ESA's Rosalind Franklin rover will investigate possible signs of life in Martian clay. When you purchase through links on our ...

Investigating an area of interesting light rock seen from orbit, Curiosity found some particularly weird-looking structures.

Before anyone started calling sci-fi “prestige” or “elevated,” there was The Outer Limits — just grainy film stock, a hum in ...

An odd-looking series of polygon-shaped structures have been discovered on Mars, as revealed in new images obtained by NASA’s ...

An image taken by Curiosity last month has sparked claims of a long-lost civilization on the Red Planet after some spotted a ...

In 1877, an Italian astronomer mapped faint lines on Mars and called them canali, meaning channels or grooves. But the word was mistaken for “canals,” and suddenly people believed Mars showed signs of ...

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the surface of rocks that resemble traces of microbial activity ...

NASA wants to send an ambitious fleet of helicopters to soar through Martian skies—but scientists fear the endeavor could crater existing Red Planet research missions.