To capture an instant on film or sensor with a camera, you usually need a fast shutter. But alternately a flash can be triggered with the scene in the dark and the shutter wide open. It’s this latter ...

The Clapper was a goofy little device popular in the '80s and '90s that made it so you could turn on any outlet in your house with a clap. Make shows off how to build your own version of that device ...

[Tobe] has an intervalometer for his camera, but he wanted a device that could trigger the shutter using several different methods, not just time. He calls his creation the Megavallometer, which can ...