中国西北部的沉积物显示，三叠纪晚期的严寒气候导致了许多生命形式的灭绝——但其中并不包括恐龙。
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Posted inOpinions
Democratizing Science in the Cloud
CryoCloud opens scientific research and education to a broader range of cryosphere researchers with a cloud-based interactive computing environment, training, and community support.
Posted inEditors' Highlights
Investigating Origins of CO2 Ice on Uranian Moons
A new study investigates the role of volatile migration in the unique Uranian thermal environment.
Posted inFeatures
Britney Schmidt: Following the Ice
An Earth and planetary scientist is most at home in cold places that mimic the worlds of the outer solar system.
Posted inEditors' Highlights
Unveiling the Origins of Dome Craters on Ganymede and Callisto
Large craters with broad central domes are a unique crater morphology on Jupiter’s largest icy moons: Ganymede and Callisto. A new study examines how remnant impact heat may lead to their formation.
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Radar Data Show Thwaites Gets a Daily Bath of Warm Seawater
The Doomsday Glacier, predicted to raise global sea level by more than half a meter, could be exposed to more warm ocean water than previously thought.
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Antarctic Ice Doughnuts May Hold the Key to Shelf Collapse
The first direct record of ring fractures in Antarctic ice shows how the phenomenon could cause rapid ice shelf collapse.
Posted inResearch Spotlights
Seals Help Scientists Make Discoveries in Antarctica’s Bellingshausen Sea
By analyzing hydrographic information gathered by seals and an undersea glider, researchers found new meltwater currents, as well as a new seafloor trough.
Posted inNews
Rain Comes to the Arctic, With a Cascade of Troubling Changes
Rain used to be rare in the Arctic, but as the region warms, so-called rain-on-snow events are becoming more common. The rains accelerate ice loss, trigger flooding, landslides, and avalanches, and create problems for wildlife and the Indigenous people who depend on them.