Snorers are selfish, horrible people, it's true. But no one - no matter how annoying their bodily sounds are - deserves to be subjected to the terrifying devices in this gallery. In 1917, PopSci ran a story about nine of science's most cutting-edge snoring-prevention inventions. Some of the devices are so gruesome (and potentially lethal) that it's hard to tell whether the inventor was trying to cure snoring or just punish wearer for being so irritating.See the gallery.
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.