Scientists have published a groundbreaking report that seems to prove that unidentified flying objects were flying over US ...

Earth" less than 20 light-years from our own planet is offering scientists new hope in the hunt for other worlds that could ...

A mysterious object spotted hurtling toward Earth has sparked a wave of global panic and wild alien invasion theories online.

NASA’s discovery of potential evidence of ancient life on Mars means “our galaxy could be teeming with life,” says a ...

Astrophysicist Neil deGrasse Tyson joins Natasha Verma to unlock big cosmic questions with wit and clarity: Have aliens ...

Panic and speculation rise as reports of 'two moons', UFO sightings, and the interstellar object 3I/ATLAS spark wild theories ...

Astronomers are studying 3I/ATLAS, a rare interstellar comet nearing the Sun. Despite viral claims calling it an 'alien ...

Is anybody out there? Probably. Most stars have planets; we've discovered more than 6,000 exoplanets thus far, and the most ...

Brian Lacki has released a set of three prepublication studies attempting to rationalize and measure the odds of a ...

Neil deGrasse Tyson explains why, despite believing life likely exists elsewhere, he's still waiting for real proof.

If there are aliens out there somewhere in the vast universe, as many have suggested, why haven't they contacted us? A new theory proposes that perhaps ...