Luis Elizondo claims unreleased photographs show giant monoliths on the moon. These intriguing images are expected to be made ...

Former Pentagon UFO investigator Luis Elizondo claims the US government possesses unreleased photographs showing what appear ...

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

A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...

Known as one of the more outspoken UFO whistleblowers, Luis Elizondo took an interesting turn this week, claiming that ...

Boulder, Colorado, recently hosted the first-ever scientific convention specifically focused on the idea of setting human ...

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

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

A Chinese spacecraft on a mission to collect and return samples of a near-Earth asteroid beamed back its first image of its ...

From Star City to Rebecca Ferguson's Silo, here are all the sci-fi shows on Apple TV ranked from worst to best.

Add Yahoo as a preferred source to see more of our stories on Google. Two scientists want NASA to build a quarantine lab for alien germs on the Moon, rather than on Earth. The pair, microbiologist and ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...