Is a monster web of ocean currents headed for collapse? The race is on to find out
Nature, Published online: 18 June 2025; doi:10.1038/d41586-025-01885-4Research ships rarely brave the Greenland Sea in winter. Early this year, scientists ventured into the ice-covered waters to capture crucial data about the planet’s future.

Nature, Published online: 18 June 2025; doi:10.1038/d41586-025-01885-4Research ships rarely brave the Greenland Sea in winter. Early this year, scientists ventured into the ice-covered waters to capture crucial data about the planet’s future.