Oceans

Animals

Motion in the ocean

Scientists figure out why pulsing corals pulse.

Earth

Ahead of the wave

Scientists are working to predict — and tame — the tsunamis that can threaten some coastal communities

Climate

Explainer: El Niño and La Niña

Climate

Climate’s troublesome kids

The recurring climate events El Niño and La Niña trigger long-lived changes to weather around the world.

Earth

Less ice, more seawater

Shrinking ice sheets contribute to rising sea levels, large-scale study confirms.

Chemistry

Explainer: Ocean acidification

Here’s why shellfish and other animals in the sea suffer when the ocean is forced to absorb too much carbon dioxide.

Climate

Watching our seas rise

Satellites, coral reefs, ancient Roman fishponds and sinking cities help us understand how humans are changing sea level.

Microbes

Living long beneath the sea

Microbes in the mud beneath the seafloor may live millions of years, redefining what it means to be old and alive.

Oceans

Icy inns at Earth’s end

Intrepid researchers discover icebergs host large and lively communities of life.

Earth

Flipping icebergs

Capsizing icebergs may release as much energy as a bomb

Environment

Water’s worldwide travels

Scientists track the movement of ‘virtual water,’ used in the production of goods and exchanged among nations.

Environment

Suffocating waters

Coastal animals around the world are spending more time in or around waters with too little oxygen.