Northrop Grumman’s Manta Ray is an extra large autonomous underwater vehicle designed to travel vast distances, operate at ...

A U.S. Coast Guard crew encountered a strange creature off Louisiana that resembled a giant mouth with fins — and it was headed straight for their boat. Video of the encounter shows the dark shape ...

The gentle giant of the seas - te whai rahi the oceanic manta ray - has been assigned a threatened conservation status for ...

Scientists have identified off the coast of Ecuador a distinct population of oceanic manta rays that is more than 10 times larger than any other known subpopulation of the species. The findings, just ...