Just about every major outlet has jumped on the news: Antarctica is warming up. Most previous science had indicated that, despite a warming of global temperatures, readings from Antarctica were either staying the same or even going down. The problem with Antarctic temperature measurement is that all but three longstanding weather stations are on or very near the coast. Antarctica is a big place, about one-and-a-half times the size of the US. Imagine trying to infer our national temperature only with stations along the Atlantic and Pacific coasts, plus three others in the interior. Eric Steig, from University of Washington,...