Today in pretty space pics, the Wide Field Imager attached to the MPG/ESO 2.2-metre telescope at the ESO’s La Silla Observatory in Chile offers us this bird’s-eye view of . . . our own galaxy? The spiral-armed galaxy you see here is not the Milky Way--though it might easily be mistaken for it--but a nearby galaxy known as NGC 6744 that is something of a galactic doppelgänger to our own home galaxy.
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.