disappearing

Mysterious ghost ships (part 1)
For centuries, the truth about ghost ships has always been the obsession of seafarers. What are the fate and causes of mysterious disappearance of the crew? ... probably will
Mysterious ghost ships (part 2)
Can humans find the secrets of ill-fated ghost ships? So what is the cause of the extremely mysterious deaths of sailors on board?
The secret document about the British UFO disappeared
Intelligence documents related to an unidentified flying object (UFO) near an air base in the UK in 1980 disappeared, the country's National Archives announced.
Why are coral reefs in the world disappearing?
In a recent study, scientists said a lot of new knowledge about coral biology has been discovered in the past few years, helping explain why coral reefs around the world gender is