It's a given that demo presentations on the CES show floor be completely over the top. But this headset-wearing Intel presenter easily took home Monday's "most ridiculously enthusiastic carnival hawker" crown. Tuesday's winner will have a lot to live up to. —John Mahoney
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.