The rock, Clinton said, “speaks to us across … billions of years and millions of miles. It speaks of the possibility of life.

The scientific community tends to employ ‘confidence of life’ detection scales: a multi-step ‘ladder’ that begins with ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s “habitable zone,” often considered the gold standard of potential livability An ...

Steven Spielberg has spent nearly 50 years asking whether humanity is alone. With Disclosure Day, he sounds less interested ...

If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have identified just under 50 rocky worlds most likely to be habitable out of ...

Until the U.S. government has data or samples of alien material that can be shared, the story of extraterrestrial visitors is just a story.

Suppose there are signs of extraterrestrial life and we have not yet been able to detect them. What does that mean? In Nature Astronomy, researchers discuss the consequences of these so-called ...

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The universe is vast and teeming with stars – but if intelligent life exists, it may not be able to visit Earth.

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How Radio Astronomy Helps Us See the Invisible Cosmos," astrophysicist Emma Chapman describes the hidden corners of space ...

A moment early on in “Disclosure Day” will instinctively feel familiar to anyone who grew up with Steven Spielberg films. A ...