Greenland’s Ice Layers Mapped in 3D

Scientists using ice-penetrating radar data collected by NASA’s Operation IceBridge and earlier airborne campaigns have built the first-ever comprehensive map of layers deep inside the Greenland Ice Sheet.

Tales of Ancient Sea Rise Told for 10,000 Years

To most of us, the rush of the oceans that followed the last ice age seems like a prehistoric epoch. But the historic occasion was dutifully recorded, coast to coast, by the original inhabitants of the land Down Under.