July has arrived with explosions of fireworks and celebrations of the 250th anniversary of our country. For those who aren’t ...

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 ...

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

Donna Hare's decades-old claim that NASA airbrushed UFOs from photos resurfaces, sparking renewed interest and debate despite ...

A NASA whistleblower claimed that the space agency knowingly covered up proof of alien life captured in everyday photos.

Discover this week's must-see night sky events, moon phases, and stunning astrophotos. Sign up for our skywatching newsletter ...

In 1947, pilot Kenneth Arnold's report of strange objects over Mount Rainier and a fateful media misquote created the 'flying ...