The rock, Clinton said, “speaks to us across … billions of years and millions of miles. It speaks of the possibility of life.
Scientists have updated global guidelines for announcing possible evidence of intelligent alien life, aiming to prevent ...
The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.
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 ...
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.
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 ...
In September 2025, NASA reported the first tantalising hints of a potential biosignature – a scientifically testable indicator of past or present extraterrestrial life – on the surface of Mars. The ...
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 ...
How Radio Astronomy Helps Us See the Invisible Cosmos," astrophysicist Emma Chapman describes the hidden corners of space that only radio waves can reveal — and makes the case for contacting aliens.
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A moment early on in “Disclosure Day” will instinctively feel familiar to anyone who grew up with Steven Spielberg films. A ...