The tantalizing prospect of inspecting a mysterious monolith on the surface of Mars moon Phobos was proposed earlier this ...

The Sailor Moon you watched in the ’90s erased deaths, rewrote relationships, and changed far more than most fans realized.

America's most daring, extraordinary feat, landing astronauts on the moon, remains the pinnacle of achievement by anyone ...

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 ...

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

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

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

A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a “lunar biocontainment facility.” Reading time 3 minutes International ...

Pulverised technology from collapsed alien civilisations may lie scattered across the solar system, including on the Moon, a new study suggests. The likelihood of advanced aliens living at the same ...

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

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...