Love Is A Burning Flame, And So Is This Underwater Burning Ring Of Fire

When Johnny Cash wrote “Ring of Fire”, he was talking about love. But when an unnamed follower of [TheBackyardScientist] took it literally and suggested making actual rings of fire &#82…

Flexures Make This Six-DOF Positioner Accurate To The Micron Level

It’s no secret that we think flexures are pretty cool, and we’ve featured a number of projects that leverage these compliant mechanisms to great effect. But when we saw flexures used in…

Minimalistic Doorbell Doesn’t Need An Internet Connection – Or Even A Power Supply

Doorbells are among those everyday objects that started out simple but picked up an immense amount of complexity over the years. What began as a mechanism to bang two pieces of metal together evolv…