If you use a dental retainer or sleep with a nightguard, you know they can get funky pretty quickly. If you don't properly clean it, you can do more than give yourself bad breath: James, the founder of a company called Zima Dental, actually gave himself strep throat from wearing an inadequately-cleaned retainer. James...

This texture below is what the Japanese call naguri, which literally translates to "beaten," revealing its metalworking roots. In wood, the texture is achieved with an adze or gouge. Image: Wrath of Gnon Woodworker Takurou Seino invented a router jig to produce the texture using electricity. Leigh Aitken, an...

In an earlier post, we showed you four nifty interior design tricks by German RV manufacturer Bürstner. One of them was this bathroom where the sink slides over the toilet, turning the space into a shower. They've pushed this idea even further with their Habiton camper van. Now the entire bathroom itself slides, in...

Belgian designer Peter Donders is a real materials maniac. This Shelly chair was made by producing a 3D print, making a mold around the print, then casting the chair in bronze. Then he went and, just for the hell of it, made this bonkers handcrafted (not cast, obviously) version of the chair in freaking Walnut: ...