On April 14, 2018, scientists working on NASA’s Operation IceBridge — a multi-year airborne science mission to study changing ice conditions at both poles — spotted strange holes in the surface of ice in the eastern Beaufort Sea. This image shows curious holes in Arctic sea ice, located about 50 miles (80.5 km) northwest of Canada’s Mackenzie River Delta. Image credit: John Sonntag / NASA’s Operation IceBridge Mission. The Operation...
