A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

When interstellar visitor 3I/ATLAS exhibited some peculiar movements, speculation arose regarding potential alien origins.

Usually, these are regular people who happen to enjoy alien conspiracies, and they can largely be ignored. In the case of the ...

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.

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 ...

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 ...