The mysterious Persian-language transmission began about 12 hours after the start of the US-Israeli bombing campaign against Iran. It was jammed five days later. Is it a coded message for US agents in ...

The universe is awash with strange radio signals, but astronomers have now detected a really bizarre one that repeats every hour, cycling through three different states. While they have some ideas ...

If the thought of receiving radio signals from space conjures an image of Jodie Foster in the movie Contact, hunched over a computer console and listening for spaceship schematics beamed to Earth by ...

In a surprising twist to our understanding of comets, mysterious radio signals have been detected emanating from comet 67P/Churyumov–Gerasimenko. These signals, recorded at frequencies between 40 and ...

Somewhere out in space, a dead star is doing weird stuff, and we don’t know why – yet. International Center for Radio Astronomy Research astronomer Natasha Hurley-Walker and her colleagues recently ...