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 ...

NASA has discovered strong evidence for ancient life on Mars, a potentially groundbreaking finding for humanity. In this ...

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

Pocock, a space scientist at University College London and BBC presenter, predicts alien life will be found by 2075 but ...

Nieves penitentes appear as sharp, spiky protrusions reminiscent of the white hats worn by penitents during penance. Their ...

The Perseverance rover has been exploring Jezero Crater for years, but it's never found an otherworldly object quite like ...

On Dec. 18, just 24 hours before its closest approach, the Green Bank Telescope scanned frequencies from 1 to 12 GHz. Their ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

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

It's one of life's biggest questions - are we alone in the universe? Now, one of Britain's top space scientists has declared ...

As this celestial nomad, dubbed 3I/ATLAS, makes its closest approach to Earth this week — reaching its minimum distance at 1 ...