How Radio Astronomy Helps Us See the Invisible Cosmos," astrophysicist Emma Chapman describes the hidden corners of space that only radio waves can reveal — and makes the case for contacting aliens.

Astronomers who detect a credible signal from aliens after 2026 will be barred from announcing it publicly or sending any ...

Scientists setting up ‘post-detection hub’ in Scotland are concerned humans would react ‘like headless chickens’ The moment has been imagined a thousand times. As astronomers comb the cosmos with ...

The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, yet a growing group of researchers warns that such a moment might arrive not ...