On Aug. 15, 1977, an astronomer at Ohio State University, listening to the galaxy with the university’s powerful Big Ear radio telescope, overheard alien chatter echoing somewhere out there in the ...

In 1977, an astronomer looking for alien life in the nigh sky above Ohio spotted a powerful radio signal so strong that he excitedly wrote 'Wow!' next to his data. The 72-second blast, spotted by Dr ...

In 1970, scientists identified a meteor-like object that had entered our Solar System. The US probe Mariner 10 was returning from an unrelated mission to photograph Saturn when it passed the object.

One of the mysteries of space has been perplexing scientists for the last 40 years. Back in 1977, astronomer Jerry Ehman received such a strong radio signal coming in from the heavens, he wrote the ...

While alien hunters concentrate their energies on pictures from Mars or the top secret Area 51 base in Nevada, an island in central America was the location of a spate of UFO sightings that was ...

A mysterious radio signal from our nearest stellar neighbour, Proxima Centauri, is being 'carefully investigated' by a team of alien-hunting astronomers. Researchers from the Breakthrough Listen ...