As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

A new study referencing a past NASA Cassini observation found the presence of 'slushy tunnels' in Saturn's largest moon Titan ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

“Hollywood has preconditioned us to expect one of two types of alien contact, either a hostile invasion force or a benevolent ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Polling shows that nearly half of Americans now believe aliens have visited this planet—and that the number who aren't sure ...

The most sensitive radio scan in history found no signs of alien tech on interstellar object 3I/ATLAS. Discover why this ...

The search for extraterrestrial intelligence (ETI) has long been a topic of fascination. However, a new study available on ...

Border Patrol and ICE officers conducted two separate operations that led to the arrests of 87 alleged "illegal aliens" with ...

Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...