UFO Files

In 1938, hundreds of mysterious stone disks were found in a cave in China. Some believe the stones are proof of contact with an alien race called the Dropa. Fact or fiction?

An exploration of the facts and myths surrounding the Soviet-era UFO research programmes at Kapustin Yar, and the rumours of UFO crashes that circulate in Russian folklore.

HG Wells' classic tale of a Martian invasion has enthralled and terrified audiences for more than 100 years. The history of its many retellings is revealed.

In April 1897, an unidentified craft crashed in Aurora, Texas. Locals claimed they buried the spaceship and its alien pilot - can a new search uncover the remains?

In 1974, the US government was tracking a UFO when it disappeared over Coyame, Mexico. At the same time, a civilian plane crashed. Why was it all covered up?

In 1977, a remote Brazilian island was visited nightly for two months by strange flying objects, leaving people with bizarre puncture marks and blood loss. What happened?