Earth
Early Earth’s belly held onto its water
When the early Earth’s magma ocean crystallized 4.4 billion years ago, the deep mantle trapped an ocean’s worth of water, scientists say.
Oceans
More Stories in Oceans
- Animals
Deep Antarctic waters hold geometric communities of fish nests
Scientists found thousands of patterned fish nests in Antarctica’s Weddell Sea, boosting calls for marine protected areas.
- Climate
Hurricane Melissa spins into a monster storm as it bears down on Jamaica
The story of Atlantic hurricanes is treading a familiar — and frightening — path: Climate change is fueling huge, slow-moving, rain-drenching storms.
- Materials Science
New wetsuit designs offer a layer of protection against shark bites
By weaving Kevlar or polyethylene nanofibers into standard neoprene in wetsuits, researchers found ways to limit injury during rare encounters with sharks.
- Climate
Coral collapse signals Earth’s first climate tipping point
The global die-off of coral reefs signals a critical shift in Earth’s climate system with global environmental consequences along with economic ones.
- Climate
Antarctic krill eject more food when it’s contaminated with plastic
Antarctic krill don’t just sequester carbon in their poop; they also make carbon-rich pellets out of leftovers. But microplastics may throw a wrench in the works.
- Animals
The mystery of melting sea stars may finally be solved
A bacterium called Vibrio pectenicida may be melting sea stars along North America’s Pacific coast.
- Climate
What to know about the extreme U.S. flooding — and ways to stay safe
An oceanographer explains how climate change, warming oceans and a souped-up atmosphere are creating conditions for deadly floods.
- Oceans
Deep-sea mining could start soon — before we understand its risks
The U.S. push to mine international waters for metals defies global efforts to control and protect these fragile ecosystems.
- Animals
U.S. seal populations have rebounded — and so have their conflicts with humans
Alix Morris’s new book, A Year with the Seals, explores humans’ complicated relationship with these controversial marine mammals.
