The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, ...

NASA is investigating puzzling radio pulses detected from 3I/ATLAS, a rare interstellar comet currently moving through the Solar System. The discovery, first reported by observatories tracking the ...

The signal was detected by the CHIME telescope, partially pictured. Pic: CC4/Z22 Astronomers have detected alien signals - that is, signals from a foreign galaxy - being emitted in an unusually ...

The interstellar object 3I/ATLAS, captured by the James Webb Space Telescope, shows what astronomers see as an unusual chemical composition as it nears the Sun. NASA says it behaves like a comet, ...