The third known visitor from another star system, Comet 3I/ATLAS, has been racing through the Solar System with just enough weirdness to ignite a familiar debate: is it natural or could it be ...
The United States is stepping back from the most direct test yet of possible alien biology on Mars just as new telescopes and probes are racing ahead to hunt for life light‑years away. Lawmakers have ...
Take a deep breath. Reports that interstellar comet 3I/ATLAS is breaking apart have been greatly exaggerated – and radio signals received don't mean the object is an alien probe. In fact, quite the ...
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