In this video I walk through my growing e-bike collection, from budget folding commuters to full-suspension electric dirt ...

AC induction motors are everywhere, from ceiling fans to vehicles. They’re reliable, simple, and rugged — but there are some disadvantages. It’s difficult to control the speed ...

A new underground industry has emerged where people are buying raw compounds for Ozempic, Botox, filler and skin-tightening treatments directly from Chinese suppliers — and injecting them at ...