Scientists are sharpening the methods used to search for alien artifacts inside our own solar system, drawing on recent ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

Critics noted that the spherules’ chemistry could match coal ash or other waste from power plants and steam engines, and that their size and distribution did not require any exotic explanation, which ...

An astrophotograph of the interstellar comet known as 3I/ATLAS highlights its green coma and a wandering blue-tinted ion tail. (Copyright Victor Sabet and Julien De ...

Scientists and NASA officials insist the object is a natural comet, not alien technology. Recent observations found no radio signals from the comet that would suggest it was artificial. The comet made ...