Area 51, a classified US military testing site in Nevada, became synonymous with aliens due to Cold War secrecy, UFO sightings and decades of speculation.

Former US president Barack Obama said aliens are “real” but dismissed conspiracy claims that extraterrestrials are secretly stored at Area 51.

Scientists say aliens are not hiding in Area 51. Experts believe life may exist on distant planets with water and the right temperature. Some moons in our Solar System, like Enceladus and Titan, may ...

Trump suggested that Obama’s remarks, if based on intelligence briefings received during his presidency, could amount to disclosing sensitive material ...