How did life begin on Earth? While scientists have theories, they don't yet fully understand the precise chemical steps that ...

A groundbreaking study published in Frontiers in Astronomy and Space Sciences suggests that a remote rock quarry in Algeria ...

A metallic-looking rock sitting on the Martian surface has jolted a mission that was already rewriting what we know about the ...

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

Tantalising signs of past microbial life showed up on Mars this year, but to truly know whether they contain the answer to ...

As NASA plans for long-term human missions beyond Earth, one question keeps resurfacing: how do you sustain life in places ...

An alien comet, a Martian volcano, a man’s fall from the sun and a groundbreaking telescope’s first images: Here are the most jaw-dropping space photos of 2025.

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

The faraway moon has 'a slushy high-pressure ice layer' similar to the melting Arctic that could hide extraterrestrial life.

The European Space Agency has released new images of a rare "butterfly" crater on the Red Planet. The bug-like structure ...

NASA's Perseverance rover has detected electrical sparks within dust devils on Mars for the first time. The rover's SuperCam instrument recorded dozens of audio clips of the discharges, which sound ...

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 ...