At ICFF, we discovered Splyt’s modular led light trees by Jason Krugman and Scott Leinweber — a lighting system designed to be assembled and customized by anyone. Each piece connects like a kit, ...

Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper wire, an LED, a 2N2222A transistor, and a 9V battery. This step-by-step ...