A great white shark breached a shark-diving cage in Guadalupe Island last week. Many divers want to know what went wrong — and how the shark fared afterward.
In Norway’s fjordlands, the season has just begun for one of the most incredible snorkel encounters in the world: a chance to swim with the orcas of Tysfjord.
In late September, a team of explorers led by legendary Polish diver Krzysztof Starnawski discovered the world’s deepest underwater cave in the eastern Czech Republic.
If you still eat fish, Oceana has launched a useful online tool called Global Fishing Watch to help ensure that you select sustainably.
Canadian authorities have recently confirmed that the wreck found in September in the Arctic’s unchartered Terror Bay is that of long-lost British Navy ship HMS Terror.
A staggering 5 percent of the annual global commercial catch can be attributed to ghost nets — fishing gear that has been lost, discarded or abandoned at sea.
Situ Island offers adventuresome divers a remote island paradise in the heart of Mozambique’s Quirimbas Islands.
A great white shark nursery discovered in New York may help researchers shed some light on the ocean’s most elusive apex predator.
With the Rio Olympics just behind us, we’re taking a look at some of the most spectacular underwater wildlife of the Brazilian Amazon.
Although only a meager three percent of the ocean’s waters are protected, President Obama’s recent expansion of the Papahanaumokuakea Marine National Monument in Hawaii is a welcome addition.
Although seeing a whale shark in the wild is on the bucket list for many divers and snorkelers, our chances to do so may be dwindling.
Earlier this week, scientists from the research ship E/V Nautilus posted a video of what cyberspace is now calling the world’s most adorable squid.
Elephants and some primates have been observed to mourn their dead, and a new study suggests at least seven different cetacean species do the same.
Facial recognition is often thought to be an exclusive characteristic of animals with advanced intelligence, but a new study shows that fish possess this skill as well.
Japan is not the only nation to ignore the moratorium on international whaling: Norway kills more whales each year than both Iceland and Japan combined.
Long associated with South African waters, the iconic great white shark may be facing localized extinction.
After a protracted legal battle, a federal appeals court in San Francisco has ruled that the low-frequency active sonar used by the U.S. Navy constitutes a violation of the Marine Mammal Protection Act.
Plastic pollution poses one of the greatest threats to the marine environment, but one Oregon non-profit is turning this trash into art.