On closer inspection, it seems that the Romulans haven't hijacked Voyager 2 after all. NASA has identified the problem that caused the space probe -- which is currently coasting somewhere 8 to 10 billion miles from Earth -- to start returning distorted patterns of data last month. Evidently a single memory bit in the memory of an onboard computer flipped from a zero to a one, a problem the space agency intends to fix tomorrow.
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.