A recently declassified video shows a US Navy jet tracking a fast-moving object along the East Coast.
The state-of-the-art MQ-25 drone has been designed to provide the US Navy with refueling capabilities.
The Mexican government is hoping to use specially trained dolphins to save the vaquita porpoise.
Thousands were left perplexed by the high-altitude aircraft which circled for about an hour on Wednesday.
An unidentified US Navy officer claims that he saw evidence of UFOs at the Moffett Field naval base.
A secretive set of photographs has emerged showing two unidentified objects near a US Navy submarine.
The impressive five-foot-long aquatic surveillance robot looks and moves like the real thing.
The need for a more efficient fuel source for large ships has lead to a highly unexpected solution.
A superhuman autonomous robotic fireman could soon be helping fire crews to put out fires.