Seashells, seaweed and the odd piece of driftwood are all standard seaside finds. But a Jeep, an unexploded bomb, hundreds of plastic eggs or a fleet of brand-new motorbikes? That’s a different story.

The oceans are vast and mysterious, covering 71% of our planet and containing all kinds of things that we have yet to ...

The rare sighting of two deep-sea creatures usually found underwater at 3,280ft is sparking widespread global concern — and ...