For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small icy world in orbit around Saturn is emerging as one of the most compelling ...

From volcanic landscapes to world-class observatories, a journey through the Canary Islands reveals a night sky unlike anything I'd seen before.

NASA's next moon rocket is on the launch pad for testing, and you can follow its progress live.

Ancient shoreline features hint that water on Mars once formed a vast ocean.

When Apollo 13 looped around the moon in April 1970, more than 40 million people around the world watched the United States ...

Advances in technology have reopened the debate over terraforming Mars, shifting it from an impossible dream to a long-term scientific and ethical question.

When people are dropped into the most dangerous of conditions – as when disaster strikes, or during exploration of another planet – they generally have the highest number of needs and the lowest ...

How large is a large language model? Think about it this way. In the center of San Francisco there’s a hill called Twin Peaks from which you can view nearly the entire city. Picture all of it—every ...

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