Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

THE sister of Ian Bailey is pleased and relieved that new DNA evidence is likely to clear him of Sophie Toscan du Plantier’s ...

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

When Steven Spielberg announced Disclosure Day , many fans immediately saw it as another entry in the filmmaker's ...

In a recent two-week voyage through the southern Atlantic, scientists uncovered an astonishing array of 31 previously unknown ...

In an experiment to see if AI can detect and even confirm alien life, the answer is a resounding yes. The rest of this ...

In PEOPLE’s exclusive clip from ‘Most Extreme Humans,’ Lizzy Bull navigates living with rare genetic condition called ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals . Unexplained gases on other planets. Things mistaken for UFOs ...

Kayleigh examines Zecharia Sitchin’s ancient astronaut claims about the Anunnaki, Nibiru, gold mining, genetic manipulation, ...

Got a nasty stomach bug that won’t go away? It could be cyclosporiasis, a parasitic infection that causes weeks of ...

Huge numbers of blackchin tilapia, a fish native to west Africa, are wreaking havoc among Thailand’s river ecosystems. Experts – and some chefs – are seeking sustainable solutions ...

The villains in the X-Men comics are some of the most colorful and interesting in Marvel’s long history. Some have proven to ...