Huge iceberg shown breaking up in NASA satellite's infrared image

It's pretty dark in Antarctica right now, but that didn't stop NASA's Landsat 8 satellite from using its thermal infrared imaging powers to get a good look at the spectacular iceberg that broke away earlier this month. The floating ice chunk is one of the largest on record.The iceberg, saddled with the uneventful name A-68, separated from the Larsen C ice shelf and immediately got compared in size to the U.S. state of Delaware and the amount of water in Lake Ontario.The Landsat view is a composi