Before you get in the water this summer, take a peek at the many ocean mysteries lurking below Dive deep into ocean mysteries ...

Marine scientists have captured images of a mysterious tentacled creature that lives more than 3 miles below the ocean surface.

A mysterious underwater formation known as Sycamore Knoll ... “Some refer to it as an anomaly while others believe it is an alien base. It's believed to be between two-and-a-half and three ...

NASA has spotted a mysterious anomaly that covers half of America. And it is growing and moving. The anomaly has researchers at NASA and ESA puzzled. They have been studying the strange anomaly for ...

Some claimed that ‘The Baltic Sea Anomaly’, as it came to be known ... was actually an ultra-low-frequency, high amplitude underwater sound. Detected by the US National Oceanic and Atmospheric ...

A sonar image of the Baltic Sea anomaly reveals ... fuelling theories about its mysterious origins. Located in the Caribbean Sea, the Great Blue Hole is a massive underwater sinkhole and home ...

"[The All-domain Anomaly Resolution Office] has no record ... testified to Congress that the Pentagon had solved a well-known mystery surrounding a flying object spotted by USS Theodore Roosevelt ...

Located just 82 feet below sea level off the north east coast of Taiwan, the Yonaguni monument continues to divide over the true cause of its origins nearly 40 years after its discovery.