Unresolved cases include 1957 image by a pilot allegedly showing a UFO following a B-47 jet
Ancient text points to First Century structure where the Messiah may have lived
Ruins could be legendary lost jungle city of the Monkey God
Called Moxie it will attempt to turn the planet's carbon dioxide into oxygen
Unidentified submerged objects (USOs) are not as famous as UFOs although they are often encountered
In 2012, French scientists were examining Napoleon’s skull when they made an astonishing discovery.
Over the past few months, the town of Kalachi, Kazakhstan, has suffered yet another round of the mystery illness that causes its villagers to fall asleep at random for no apparent reason.
The ultimate objective of Camp Century was of placing medium-range missiles under the ice - close enough to Moscow to strike targets within the Soviet Union.
Controversial Italian neurosurgeon Sergio Canavero claims he could perform the world's first ever human head transplant in 2017