The most common types of 3D printing involve either extruding melted plastic or using a laser to solidify tiny particles, layer by layer, to slowly build up a solid object. But researchers at the Department of Energy's Lawrence Berkeley National Laboratory have found a way to radically change that process by 3D printing liquids inside other liquids — and it could mean major advancements in gadget construction.
Tagged With chemisty
At some point in your life you've almost certainly marveled at the classic drinking bird toy, and probably lost a few brain cells trying to figure out how it works. Don't be ashamed if you never successfully unravelled the science, though, as engineerguy Bill Hammack explains, even Einstein apparently couldn't crack it.