Curated playlist
Oceans
- Arctic OceanExplorers long chased the myth of an Open Polar Sea near the North Pole. They found thick ice instead.
- Effects of climate change on oceansBering Sea snow crabs fell 84% between 2018 and 2022 after a marine heatwave.
- Chicxulub craterThe Chicxulub crater lies hidden beneath the Yucatán Peninsula in Mexico, and the asteroid that carved it measured about 10 km across. Planted at sea level, that rock would have towered higher than Mount Everest. Today almost nothing of…
- Atlantic OceanWill the Atlantic Ocean keep widening, or has it begun to close? Scientists disagree about its distant future.
- Indian OceanThe Indian Ocean is the youngest and warmest of the world's oceans. Asia to the north traps its heat.
- Southern OceanThe deepest point of the Southern Ocean was not measured until early February 2019. The Five Deeps Expedition's multibeam sonar team fixed it at 7434 metres, at 60 degrees 28 minutes south, just below the 60th parallel. Expedition leader…
- SeaSeawater is too salty to drink because human kidneys cannot make urine as salty as the sea.
- Pacific OceanMagellan named the Pacific Ocean peaceful after finding calm water in 1520. The calm did not last.
- OceanThe ocean still supplies half of Earth's oxygen. It also gave the planet its atmospheric oxygen.
- Ocean temperatureIn 2022, the global ocean reached its hottest temperature ever recorded by humans.