Organizing people into teams can be a challenging task. You want to create balanced, compatible groups and avoid complaints of unfairness. Using an online wheel spinner as a random team generator is ...

Designer Taikkun Li’s Prayer Wheel Energy Generator proves that praying can actually have immediate earthly benefits. Li’s device is essentially a Tibetan prayer wheel outfitted with used bicycle ...

If MacGyver and Survivor Man got together and handed out an award, they might give it to the inventor of this incredible DIY water wheel generator. With some empty plastic bottles, a little wire, and ...

Lost in the woods near a stream, with some empty water bottles, wire, plastic plates, and a stepper motor, *and* you need to charge your smartphone? Try this. OK, so perhaps you wouldn't ever be ...