Briefing

A pair of orcas (killer whales) engaging in some cetacean smooching have been captured on video for the first time in the wild

The Great British Beach Clean returns for 2025 with an urgent call for the public to take more responsibility for beach litter

The Philippine Navy has announced an investigation into the deaths of two of its personnel while diving in southwest Mindanao

Check out this fantastic portfolio from our latest Featured Photographer, Seattle-based marine biologist and photographer, Isabella Zandoná

Great Barrier Reef hard coral cover has declined sharply from its record high, according to the Australian Institute of Marine Science

Renowned technical diver and wreck-hunter Joe Mazraani has died off the coast of Cape Cod during an expedition to a lost Atlantic steam ship

A scuba diver has 'miraculously' survived a five-day ordeal trapped inside an underwater cave in Xiangxi, central China.

A noisy coral reef is a healthy one - scientists at the Australian Institute of Marine Science are studying how to better analyse the sounds

An team of technical divers has located the wreck of HMS Nottingham, 110 years after she was sunk by a German U-boat

Two scuba divers were hospitalised, one with a serious case of DCS, following a dive at Germany's Kreidesee inland dive site

Dive into fascinating manta ray facts and discover the intelligence of these iconic ocean creatures. Test your knowledge now!

Thailand has banned entry-level divers from using cameras. Mark 'Crowley' Russell returns instructor days to explain why this is a good thing

Scientists formally describe a third species of manta ray, sixteen years after MMF's Dr Andrea Marshall predicted its existence

Thalassa's Manado and Lembeh resorts are far away from the mass tourism and home to some of the world's most amazing coral reefs.

A 77-year-old 'experienced diver' has tragically died after suffering a medical emergency while diving off Pompano Beach in Florida

The Ocean Film Festival World Tour is heading to the UK, and this year includes Diving Into Darkness, about cave diving legend Jill Heinerth

The two-man crew of a French yacht had to be rescued after their boat was damaged by an orca in the Bay of Biscay

Two commercial divers died and a third is in critical condition after losing consciousness while cleaning a container ship in South Korea