A hidden surge of warm ocean water is creeping toward Antarctica—potentially destabilizing its ice and reshaping the planet’s future. Credit: Shutterstock A major new study drawing on decades of ocean data has found clear evidence that heat from the deep ocean is shifting toward Antarctica. This change poses a growing threat to the continent's delicate ice shelves, which line its coast and help stabilize the ice sheet. Researchers led by the University of Cambridge, working with colleagues from