Even during the coldest 750,000 years, the Arctic Ocean had open water and sustained life thanks to seasonal sea ice. “Our ...

For years, scientists have debated whether a giant thick ice shelf once covered the entire Arctic Ocean during the coldest ...

A salty surge in the Southern Ocean is melting Antarctic sea ice from below — and causing dramatic changes scientists didn’t ...

The ocean around Antarctica is rapidly getting saltier at the same time as sea ice is retreating at a record pace. Since 2015 ...

The dramatic loss of sea ice around Antarctica has occurred with the re-emergence of the Maud Rise polynya in the Weddell Sea ...

In two recent studies, researchers suggest a weakening ocean current system is to blame for a persistent cold spot in the ...

A sudden salinity spike in the Southern Ocean is accelerating Antarctic ice loss and triggering a dangerous climate feedback ...

In cold locations, you may not need ice to keep the water cold. If you’re going to take a plunge in a body of water like a lake, stream, or ocean, it’s important to stay safe.

Cryotherapy – applying ice, cold water, or cold air to the body to promote health ... But do daily cold plunges, whether it’s a cold shower, swimming in a frigid ocean, ...

Part 1: The cold, blue glacier water makes a layer at the bottom of the cup.The more slowly you add the cold water, the more distinct the layer will be. The longer it sits, the more mixing will occur.

“An ice bath is specifically when you submerge yourself in water with ice, usually between 0°C and 15°C. Cold water therapy basically means exposing your body to cold water on purpose.

Some people make a chilled bath with cold water and ice cubes. Or you can go all natural and jump into a lake or the ocean when it's at the right temperature. Edgar Barragan Juarez/CNET ...