A mysterious radio signal detected nearly five decades ago and long speculated to be evidence of extraterrestrial life may finally have a natural explanation, according to new research. The so-called ...

Alien-hunting astronomers in China and the US say they discovered a mysterious radio signal from the direction of an Earthlike planet. The narrowband signal – picked up by the world’s largest radio ...

A RUSSIAN radio telescope sparked a frenzy earlier this week, with reports it had received a ‘signal’ from outer space. But alien hunters SETI now say it’s a case of mistaken identity. What was ...