Scientists are closer than ever to answering one of humanity’s biggest questions: are we alone? From Mars to the icy moons Europa, Enceladus, and Titan, new discoveries reveal liquid water, organic ...

'Do all aliens really need sunlight?' ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

A video of a woman spotting “two moons” in the night sky from her roof is going viral on social media, leaving the internet ...

The comet has been on our radars since the summer of 2025, when the Asteroid Terrestrial-impact Last Alert System (ATLAS) ...

The mission, which launched on April 1, will see a crew go further into space than anyone else and is expected to reach the ...

Stepped-up interest in UFOs also is swirling as the United States heads back toward the moon with Wednesday's launch of ...

The Tennessee congressman, Tim Burchett, made cryptic comments about aliens.

Here’s what you’ll learn when you read this story: The bacterial species Deinococcus radiodurans is a super-extremophile that can survive anything from extreme temperatures and radiation to the ...

Free-floating planets could host moons with tidal heating and thick, hydrogen-rich atmospheres that may be able to create billions of years of potentially habitable surface conditions. When you ...

The Trump administration has registered the federal domain Aliens.gov, amid renewed public interest in unidentified anomalous phenomena, often referred to as UFOs or UAPs. President Donald Trump has ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...