A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions ...

A mysterious cigar-shaped object spotted tumbling through our solar system last year may have been an alien spacecraft sent to investigate Earth, astronomers from Harvard University have suggested.

A strange interstellar object is hurtling its way toward our pale blue dot — and according to a Harvard astronomer, there's a chance it's not a benign asteroid or comet, but instead some harmful form ...

Assuming intelligent aliens know how to harvest energy from stars, would humanity be able to spot these high-level structures ...

Some people will look at this thing and go: “It’s a comet.” Others will look at it and go: “It’s alien technology.” According to ScienceAlert, it was July 1 when astronomers clocked a strange, ...

Instead of some far-off galaxy, a new paper suggests extraterrestrial life might come from underground. The piece, written by researchers from Harvard and Montana Technological University, suggests ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: dottedhippo via Getty Images An advanced alien civilization may want to cruise around the ...

Scientists reveal one key way we might have missed signals from aliens - ‘Smearing’ of signals could mean that there are messages we are missing, researchers say ...

To explore the galaxy and hunt for resources, intelligent aliens might need to turn their home stars into natural spaceships, a new paper suggests. A few known star systems might fit the bill. An ...