A great mystery unfolded this week: why was the University of Chicago sent this old-timey package addressed to none other than Henry "Indiana" Walton Jones, Jr.? Apparently there's a guy on eBay who sells replica packages like this, and this one fell out of its actual package during delivery--and somehow the USPS delivered it to Chicago! Read more here.
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.