Physicists have spent decades trying to explain puzzling radio bursts and other odd signals that seem to arrive from deep space with no obvious source. Some technologists now wonder whether the same ...

(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 ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. An international team of researchers using a high-flying balloon experiment known as ANITA (Antarctic Impulsive Transient Antenna) ...