A new instrument with an evil-sounding name is helping scientists see how stars are born. Lucifer, which stands for (deep breath) "Large Binocular Telescope Near-infrared Utility with Camera and Integral Field Unit for Extragalactic Research," is a chilled instrument attached to a telescope in Arizona. And yes, it's named for the Devil, whose name itself means "morning star." But it wasn't meant to evoke him, according to a spokesman for the University of Arizona, where it is housed.
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.