Something that probably unites many Hackaday readers is an idle pursuit of browsing AliExpress for new pieces of tech. Perhaps it’s something akin to social media doomscrolling without the induced ...

We’ve read a lot about oscillators, but crystal oscillators seem to be a bit of a mystery. Hobby-level books tend to say, build a circuit like this and then mess with it until it oscillates.

Researchers at the University of Miyazaki in Japan used a new non-destructive method to enable them to investigate solar cell vibrations independently of module components. The study included ...

Knocking a drone out of the sky is sometimes possible using an invisible weapon—sound. The vulnerability in some drones comes from a natural property of all objects—resonance. Take a wine glass: if a ...