Sperm may lose their ability to navigate in microgravity, raising new questions about whether human reproduction is possible in space.

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in ...

By applying machine learning to vast TESS datasets, researchers have built one of the most precise catalogs of nearby exoplanets to date.

Having a baby in space may require a bit more direction, with new Adelaide University research revealing the navigational ...

Trump directs release of new alien, UAP files Rep. Dan Crenshaw, R-Texas, joins ‘Fox News Live’ to discuss President Donald Trump’s decision to have the Pentagon release government files on alien life ...

It’s been a big week for aliens in Washington. In a podcast that aired last weekend, former President Obama revealed that he believes in extraterrestrial life. Days later, President Trump declared ...

After setting social media abuzz by saying on a podcast over the weekend that aliens were real, former President Barack Obama said he didn't see evidence that aliens "have made contact with us." ...

Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf star from view, after it drastically dimmed a sun-like star for around nine ...

Scientists and NASA officials insist the object is a natural comet, not alien technology. Recent observations found no radio signals from the comet that would suggest it was artificial. The comet made ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

Ridley Scott's inimitable 1979 sci-fi thriller, Alien, expertly ratchets up the tension by not having the titular alien show up on screen until roughly an hour into the film. Following in Scott's ...