The first time the world caught a glimpse of the latest prototype submarine, it was an eagle-eyed Google Maps user who ...

The Manta Ray drone completed testing in the last three months off California The new class of uncrewed underwater vehicle's ...

tropical and sub-tropical waters worldwide. The largest ray in the world (up to 8m wide!), the giant manta is a graceful and gentle creature. They can make migrations across the oceans ...