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naturally occurring phytoplankton bloom

Earth

Geoengineering fears make scrutiny of ocean seeding test vital

Talk of dumping iron into the ocean off Chile to boost plankton is a return of a controversial idea that warrants questions, says Olive Heffernan

Comment

Underwater drones use sound to send snaps of the ocean floor

Technology

Underwater drones use sound to send snaps of the ocean floor

News

The Celtic Explorer research vessel sailing through the ocean

Earth

Take a 360-degree virtual tour of a scientific research vessel

News

There's less plastic in the oceans than there should be

Earth

Newly-evolved microbes may be breaking down ocean plastics

News

Narwhal

Earth

Narwhals could help us measure melting glaciers underwater

News

Damselfish on coral

Life

Fish boost photosynthesis by wafting water around corals

News

Corals that grow faster in warm water could beat climate change

Life

Corals that grow faster in warm water could beat climate change

News

Pregnant rays tangled in trawler nets have small, sickly babies

Life

Pregnant rays tangled in trawler nets have small, sickly babies

News

Plastic pollution on beach

Earth

Remote Pacific island found buried under tonnes of plastic waste

News

A dusky rabbitfish

Life

Tiny invasive sea creatures hitch a ride in rabbitfish guts

Rabbitfish ingest microscopic marine creatures while grazing on algae. Some of them may survive long trips and wreak havoc far from home when the fish defecate

News

Life

Hear the roar of the lionfish recorded for the first time

News

Earth

Snowball Earth melting led to freshwater ocean 2 kilometres deep

News

Life

Captive breeding is a final roll of the dice for the vaquita

Comment

Life

My vertical underwater farming can restore the seas

Features