The April 2012 issue of National Geographic has a cover story with incredible photos of the sunken Titanic, a hundred years after the wreck. Only the newest imaging technology has made these pictures possible. See them over at Nat Geo.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.