Unidentified Submersible Objects (USOs) are defined as “any object detected underwater that cannot be immediately identified ...

Greece’s defense minister has confirmed that a military sea drone discovered on a Greek island last week is Ukrainian built.

A Russian ship that sank after its engine room exploded in the Mediterranean could have been carrying parts for nuclear reactors used in submarines, according to Spanish government documents.

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets price the odds of the U.S. confirming aliens before 2027 - here’s why traders overwhelmingly expect a government ...