June 11, 2025

Thwaites, also known as the "Doomsday Glacier" due to its potential to cause catastrophic sea level rise. Credit: Jeremy Harbeck

New study reveals mysterious jet-like winds accelerating Doomsday glacier melt

By focusing on the low-level jets over the Amundsen Sea region, the team was able to uncover important clues that explain how the Thwaites and Pine Island glaciers are losing ice at an increasing rate – a process that contributes
A giant sloth at the entrance to a cave it dug. Illustration: Avi Blizovsky, via DALEE

They were three-and-a-half-ton sloths with claws and armor – and then humans arrived

New research reveals how ancient giant sloths dug caves, thrived in the oceans and moved between diverse environments – until climate change and the arrival of humans led to their extinction