A faint sound described as a 'ghostly signal’ by global news was detected near Voyager 1. The spacecraft is currently far ...

(CNN) — Scientists are trying to solve a decade-long mystery by determining the identity of anomalous signals detected from below ice in Antarctica. The strange radio waves emerged during a search for ...

A team of astronomers in Australia searching for radio flashes from distant galaxies has found something a lot closer to home. The defunct communications satellite Relay 2, out of commission since ...

Anomalous radio signals detected in Antarctica by the ANITA experiment were coming upward from Earth rather than down from the sky. Researchers used digital and mathematical simulations to test ...

A cosmic particle detector designed to pick up rays from space instead recorded a series of bizarre signals from under the ice. Penn State, whose scientists are part of the international research ...

They have detected the first-ever radio waves allegedly coming from the interstellar comet 3I/ATLAS. While the signal ...

Agency says it may have found signs of life on the Red Planet Mars during a press conference about comet 3I/ATLAS ...

For the first time, astrophysicists have measured the recoil — or “kick,” in the parlance — resulting from the birth of a new black hole that formed from the merger of two preexisting ones. The ...