It’s a simple enough premise: to make a Dyson-style bladeless fan out of wood. The execution of the finished fan, done and filmed by [Neil] from Pask Makes on YouTube, is however spectacular.

That’s hardly in the green nature of wood heating, though, and fans can be noisy. So something like this heat-powered stove-top fan can come in handy. Such fans, which use Peltier devices to ...