In a new paper published in Nature today, a team of scientists (led by Martin Cordiner from the NASA Goddard Space Flight ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...

An unusual visitor has entered our cosmic neighborhood. Scientists call these objects interstellar objects, or ISOs. Unlike ...

A rare visitor from another star system has undergone one of the most extensive technosignature searches ever conducted on an ...

Scientists now believe alien signals may have already reached Earth, and the reason we keep missing them has nothing to do ...

Grain-sized remnants of alien technology may get caught in solar wind and land on plants and moons close to us ...

Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

Steven Spielberg's spectacular career arc includes popular popcorn films like "Jaws" and "Jurassic Park" as well as more sober, serious cinema like "Lincoln" and "Saving Private Ryan." But while the ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...

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

The United States government's recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) ...