New UFO files released by the Trump administration contain intriguing reports and exchanges dating back to the 1950s about potential for alien life.

Scotland's World Cup match against Brazil was expected to attract plenty of attention -- but an anticipated alien invasion was not on the list.

Historic disclosure: The Pentagon released never-before-seen UFO files, including decades-old FBI reports and witness accounts of unusual beings. Strange sightings: 1960s memos describe metallic ...

Cambridge has been dubbed the UK’s “alien capital” after a new analysis of police UFO reports found it logged the most ...

US officials have identified a site in the Northeast where mysterious glowing orbs are frequently seen.