An Earth and planetary scientist is most at home in cold places that mimic the worlds of the outer solar system.
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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.
Posted inNews
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.
Posted inNews
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.
Posted inNews
Antarctic Meteorites Are Going, Going, May Soon Be Gone
If warming ice gobbles up meteorites, science may lose a cheap source of space rocks.
Posted inNews
Strike-Slip Faults Could Drive Enceladus’s Jets
The back-and-forth motion could also reshape surface geology at the moon’s south pole.
Posted inNews
Núcleos de hielo de la Antártica capturan la contaminación de los metales pesados y su historia
Un núcleo de hielo que tiene registro más de 2 milenios, sugiere que la minería y la metalurgia aumentaron y disminuyeron con acontecimientos como las guerras y las epidemias.