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NASA spots sign of El Niño from space: 'If it's a big one, the globe will see record warming'
By Hannah Osborne published
The Sentinel-6 Michael Freilich satellite recorded Kelvin waves moving eastward across the Pacific — a phenomenon often considered a precursor to El Niño.
Super salty water leaking from the Indian Ocean may have helped end the last ice age
By Sascha Pare published
A huge drop in sea levels trapped extremely salty water in the Indian Ocean, which then gushed into the Atlantic when currents changed 15,000 years ago.
Significant El Niño event is almost guaranteed this year, experts warn. And it could be a big one.
By Harry Baker published
NOAA researchers have predicted that an ocean-heating event known as El Niño is probably going to arrive in the next few months and persist into 2024.
Mysterious 'sea swirls' off Poland's coast have a surprising explanation
By Harry Baker published
Researchers have discovered that unusual swirling "slicks" that occasionally appear on the Baltic Sea are actually made from floating tree pollen.
'Mind boggling' array of 19,000 undersea volcanoes discovered with high-resolution radar satellites
By Jennifer Nalewicki published
Scientists used high-resolution radar satellites and discovered a ‘mind boggling’ 19,000 volcanoes.
Heat waves are hitting the deep ocean floor, with potentially catastrophic results
By Jennifer Nalewicki published
Heat waves are reaching the bottoms of Earth's oceans, and that could be a big problem for the creatures that live there.
One of Earth's biggest mass extinctions caused by rising sea levels in eerie echo of today
By JoAnna Wendel published
In samples of organic-rich black shale, scientists found evidence for oxygen depletion and hydrogen sulfide expansion in ancient seas.
How deep is the Mariana Trench?
By Charles Q. Choi published
The bottom of the Mariana Trench is about 35,876 feet (10,935 meters) deep, making it deeper than Mount Everest is tall.
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