The CIA reportedly says the 'Black Vault' documents include everything it has on Unidentified Aerial Phenomena.
Here's how the world filled a bingo card with bizarre, sad, silly and upsetting news stories in the pandemic-dominated year of 2020.
Haim Eshed, a professor and former Israeli general, claims that Donald Trump was 'on the verge' of revealing the existence of aliens.
A fourth monolith has been found mysteriously standing on a beach in the United Kingdom, after similar objects vanished from Utah, California and Romania.
The Romanian monolith was roughly the same size and shape as the one in Utah, but its surface was covered in crude swirls and other markings.
Utah officials say hikers trampled vegetation and left 'human waste' around the site of the metal monolith, which was found in the desert in mid-November.
Amateur investigators have figured out the location and construction of Utah's mysterious metal monolith, although many questions remain.
Utah wildlife officials were counting sheep from a helicopter when they spotted the giant metal monolith.
The massive Arecibo Observatory has contributed to many major scientific discoveries over the last 57 years.