The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

NASA’s search for life beyond Earth is no longer a distant dream but a coordinated campaign that now stretches from Martian ...

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

Scientists have just uncovered new evidence that Saturn’s moon Enceladus might be hiding alien life beneath its frozen surface. Thanks to data from NASA’s Cassini mission, researchers detected heat ...

The afternoon of 7 August 1996 isn’t a time that sticks in many people’s minds. But if things had worked out differently, it might have been etched into our collective memory. At 1.15pm, US President ...