The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

Buried way underneath Antarctica’s ice, researchers have found an enormous, continent-sized network of basins we never knew ...

The discovery, published in Nature Geoscience, reveals one of the largest deep-Earth structures ever mapped on the continent.

Buried way underneath Antarctica’s ice, researchers have found an enormous, continent-sized network of basins we never knew ...

The bizarre behaviour of a star 1,300 light years from Earth may have finally been explained. NASA says the big dips in brightness of the star—KIC 8462852—could be down to a massive, uneven cloud of ...

Artist's illustration showing a star behind a shattered comet. A faraway star's mysterous dimming was most likely caused by comets, a new study suggests — though it doesn't rule out the ...

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Let's just call it the alien megastructure that wasn't. More than 100 researchers have released a study showing that the mysterious star KIC 8462852, better known as Tabby's Star, is almost certainly ...

A strange star located 1,500 light-years from Earth is exhibiting strange flickering behavior that’s leading some scientists to speculate that an alien megastructure is blocking the light. But what ...

How do you explain an outer space discovery that confounds even astronomers? Blame it on aliens. At least that often seems to be the first reaction when such mysteries arise. KIC 8462852 was first ...

The mystery of why a distant star keeps dimming continues to baffle scientists, after a new report ruled out several "natural" explanations. The astronomical world lit up last year, after planet ...