Discover how to build a hand-powered water pump that also generates electricity to light up LEDs using everyday recycled ...

Physics spoiler alert: There are actually two methods to move water that don't require an external power source—but that’s not the same thing as running on free energy. The first method is the siphon ...

From hand-cranked pumps to gravity-fed builds, these DIY water pump projects show what’s possible with a few tools and a little creativity. Watch how simple parts become powerful solutions. If you’re ...

There is something inherently fascinating about tiny mechanical devices, especially when you’re used to seeing much larger versions. This is the case with [Penguin DIY]’s tiny centrifugal water pump ...