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

In the many decades of NASA exploration, there has only been one detection that got on that scale. It was collected by the ...

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

Is intelligent alien life out there in the Universe? Well, with scientists discovering new exoplanets every year, yeah, the possibility only grows stronger. Will we discover alien life in the future?

The best reason to send humans to Mars isn’t for guts or glory—or the construction of colonies to safeguard against existential Earth-bound risks. Instead it’s to answer a single, simple question: Is ...

That’s what most Americans believe, according to a new YouGov poll. The majority think that extraterrestrial aliens definitely or probably exist, the survey found, and many are also pretty sure ...

Rachel, Nevada (CNN) — The first time Fontella “Faun” Day believes she saw life from another planet, it came from above. It was a cloudy afternoon in Rachel, Nevada, and the phones and computers at ...

A new study presented at the 2025 EPSC/DPS Joint Meeting proposes that the rarity of specific geological and atmospheric conditions necessary for technologically advanced life significantly limits the ...

Meteorite reaching earth. Credits: Navicore, CC BY 3.0, via Wikimedia Commons A strange object found by a man in Panama has sparked a wave of curiosity and debate online, as videos of what he claims ...

High-energy particles zipping through the cosmos are harmful to life on Earth, but scientists think it could be food for potential alien life elsewhere. Saturn's moon Enceladus (shown here in a 2006 ...