EXCLUSIVE: "I'm a firm believer that there's life 'out there,'" says a former government UFO investigator who spent two ...

His research suggests that we might encounter solid proof of alien life quite soon, pegging this prospect between now and 2060. READ MORE: Expert warns alien signal may reveal 'terrible truth' as ...

Most scientists agree that alien life almost certainly exists in the universe somewhere. Our galaxy contains in the region of 300 billion stars, and we’re now discovering planets travelling ...

A report that reviewed claims of alien encounters dating back to the 1940s concluded that most sightings were ordinary objects and the result of misidentification. In central Thailand, where a ...

Ice moons such as Jupiter’s Europa and Saturn’s Enceladus are currently at the forefront of the search for extraterrestrial life, as it is believed that beneath their thick icy shells there ...

The lateness of an annually released calendar has sparked backlash, a reader has put forward proof of alien life, and another has claimed a one-way street is an accident waiting to happen.

When astronomers detect a transmission from another galaxy, it is definitive proof of intelligent extraterrestrial life. When astrophysicists detect a transmission from another galaxy, it is ...