This video dives into the Dyson sphere story that exploded in 2024, when researchers flagged seven stars with unusual ...

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

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the star's gravity holding it back. These motes of dust are then free to roam the ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien megastructures: a Dyson sphere. The study finds that red dwarfs and white dwarfs are the ...

Red and white dwarfs may turn out to be the most promising objects for searching for hypothetical Dyson spheres, systems ...

Somewhere in the Milky Way, a star that should blaze in visible light glows instead with a faint, cold warmth in the infrared — and no natural phenomenon can account for it. A physicist at the ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got stranded on earth when his alien compadres abandoned their botany mission. In ...

Reports of Unidentified Anomalous Phenomena (UAPs) have been rising since the U.S. government established the National Defense Authorization Act of 2023. The act replaced the term “UFO,” but it still ...

Giant mirrors in space have been a staple of science fiction for decades. But so far, there's been very little work looking at the actual physics behind the concept—possibly because we're still so far ...