Hydrogen! It’s a highly flammable gas that seems way too cool to be easy to come by. And yet, it’s actually trivial to make it out of water if you know how. [Maciej Nowak] has shown us how to do just ...

Don’t ever do that.” Consumer Reports issues warning about aging backup generators: 'It's easy to overlook the basic safety ...

Generac Mobile’s MDG25 compact mobile diesel generator provides three-phase 25kVA prime power in a rugged and compact cabinet. The new cabinet design enables maximum space savings and transport ...

The concept of building your own hydroelectric generator seems simple at face value: use gravity to impart as much force as possible onto a turbine, which spins a generator, thus generating ...

This two-transistor white noise generator has a surprising feature – about 30dB more noise than the more traditional designs. Q1 and Q2 can be any small-signal transistors with a beta of up to 400.