Scientists now believe alien signals may have already reached Earth, and the reason we keep missing them has nothing to do ...

A leading astrobiologist argues that advanced aliens may well exist but are likely giving Earth a miss, thanks to vast ...

News that a NASA scientist has announced fresh progress on Proxima b has pushed our nearest known exoplanet neighbor back into the spotlight, sharpening long-running questions about whether this rocky ...

Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest ...

The findings of a new study may help "explain some of the radio silence we’ve seen in technosignature searches" for alien ...

There is something almost offensive about a sky so full of stars and so empty of company. That is what gives Richard ...

Scientists say extraterrestrial life may exist elsewhere in the universe, but vast distances, enormous energy requirements ...

As UAP files are declassified and Disclosure Day hits cinemas, physicists argue that any aliens capable of reaching Earth ...

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home ...

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The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

The IAA SETI Committee has updated rules for evaluating and revealing the detection of extraterrestrial intelligence. A University of Manchester astronomer has led a major international overhaul of ...