All products are independently selected by our editors. If you buy something, we may earn an affiliate commission. For a long time, Asics sneakers were the sole preserve of extreme runners and ...

This tabletop clock is built using 3D-printed parts and powered by an Arduino Uno, three 12V stepper motors and a DS3231 RTC module for accurate real-time date and time updates. This 3D-printed ...

While walking pads have boomed in popularity (HuffPost readers are obsessed with this one), this small stair stepper helps you achieve the same thing but goes a little further: It has an LCD screen ...

Bill Dudley built this recumbent out of a 20″ bmx bike and a 27″ bike that he found on the side of the road. The only specialized part used was an idler from a commercial recumbent.