Language and radio signals may not matter to aliens. Instead, they might be using patterns to leave a biological fingerprint.

Of course, ‘alien’ can mean many things and the depiction of aliens that we’ve seen in films like E.T and Ridley Scott’s Alien franchise probably won’t translate to our potential galaxy companions, ...

While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

Since its debut, "Star Trek" has introduced decades worth of new characters, locations, and alien races, but only a few ...

Brazil’s 1996 UFO crash remains a mystery, with witnesses still searching for answers decades later. Despite advances in ...

Real scientific efforts at universal communication have also involved mathematics and numbers. The covers of the Golden ...

The search for extraterrestrial life in this vast universe needs all hands on deck. A crowd-sourced project from UC Berkeley ...

Harvard astrophysicist Avi Loeb's speculative claim that 3I/ATLAS could be an alien AI probe ignites scientific debate, NASA ...

The SYFY miniseries Childhood's End, based on Arthur C. Clarke's alien invasion novel, has an ending that you won't be able ...

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

Astronomers are using China's powerful FAST radio telescope to chase after 100 intriguing signals detected by the SETI@home ...

Scientists are studying bees’ surprising maths skills to explore whether numbers could be a universal language for ...