A recent SETI Institute study suggests that space weather could blur and weaken extraterrestrial radio signals long before they reach us.

A comet from another star system is sweeping through our cosmic backyard and, for the first time, astronomers have picked up a clear radio signal coming from it. The object, known as Comet 3I/ATLAS, ...

Scientists have detected strange radio signals coming from below the ground in Antarctica. A cosmic detector flying high above Antarctica picked up the strange pulses, which appear to be rising up ...