Smartphones are increasingly impressive cameras. It used to be that any photo taken with a phone had major, glaring weaknesses, but not anymore--the sensors are bigger, the processing more nimble, and even the manual controls are more extensive. That doesn't mean smartphone shots are always good, though--they still have a very particular set of strengths and weaknesses. Our friends at Pop Photo compiled a great list to help you get the most out of the camera you always have on you. Check it out 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.