Life
Complex social lives of orcas revealed by drone observations
Killer whales tend to have close friendships with those of similar age and sex, scientists have discovered by filming them from drones
News
Life
Female seahorses cheat on their mate when they can no longer smell him
News
Life
The deep sea hosts twice as many shapes of fish as shallow waters
News
Technology
Underwater glue made from silk can cling to surfaces like a barnacle
News
Life
Rare video of giant squid reveals it stalks jellyfish in deep water
News
Life
Fossil shows a shark eating a proto-squid as it ate a crustacean
News
How many hearts does an octopus have?
Life
Octopuses may be able to dream and change colour when sleeping
News
Environment
Sea turtles, sharks and king penguins swim in mysterious circles
News
Humans
Diving Deep review: The amazing life of marine film-maker Mike deGruy
The late Mike deGruy filmed iconic underwater footage that wowed audiences, drawing the admiration of David Attenborough and James Cameron. A fond documentary by his wife reveals the real man
Culture
Environment
Lush meadows of underwater seagrass are removing plastic from the sea
News
Environment
Wind farm construction creates noise that may harm squid fisheries
News
Life
Rare bigfin squid found in Australian waters for the first time
News
Life
Giant seal fossil found in New Zealand hints they evolved in the south
News