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

A new study reveals Jupiter's moon Europa likely lacks active geology on its seafloor, reducing chances of life in its vast ...

Will we discover alien life by 2075? A top scientist predicts we will. Learn about the search for life beyond Earth, from microbes on Mars to oceans on K2-18b.

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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 ...