What if you could harness the power of the sun to generate your own energy—right in your backyard? Imagine a system so efficient it could heat water, power small appliances, or even serve as a backup ...

If you have a modern function generator on your bench it is quite likely to contain a direct-digital synthesis circuit that creates arbitrary waveforms using a microprocessor controlled DAC. If you ...

If you can turn a wrench and operate an electric drill, you can build this simple generator in two days. Turn a car alternator into a homemade wind turbine by building this cheap and easy DIY wind ...

Solar power is a clean, renewable energy source that can help limit climate change by liberating us from fossil fuels – but do you know what actually makes the technology tick? It’s not as complex as ...

Frank Paul never wanted to be without electricity again after losing power and heat for 12 hours during the February freeze. He knew hurricane season was on its way. So, Paul, 46, went shopping, ...