Buried beneath Antarctica’s ice lies a colossal network of hidden canyons that scientists have just uncovered—and they’re rewriting everything we thought we knew about rising seas and shifting ocean currents.
A new map of Antarctica’s seafloor reveals a vast and previously overlooked network of 332 submarine canyons, some plunging more than 4,000 meters. The findings provide an unprecedented view into how the continent’s underwater topography shapes ice d... [5586 chars]