Discover how to build a hand-powered water pump that also generates electricity to light up LEDs using everyday recycled ...

Discover how to build a simple electromagnetic motor and generator using everyday materials in this hands-on science experiment. Follow the detailed steps to assemble a motor with a plastic bottle cap ...

It depends whether you’re using AC power, DC power, or eco-friendly solar energy—and can be a matter of hours or take all day ...

I’ve tested plenty of models and this one stands out for its battery, weatherproofing, and plenty of outlets to charge ...

In the past, he has collected hundreds of discarded vapes and combined them to power a “dodgy e-bike”. Upping the ante, Doel ...

Federal prosecutors say an attorney for a California solar power company has been sentenced to 11 years and five months in prison for helping orchestrate a $1 billion fraud scheme.

Add Yahoo as a preferred source to see more of our stories on Google. A New Jersey man has pleaded guilty after threatening to detonate more than 100 homemade explosive devices outside St. Matthew’s ...

Add Yahoo as a preferred source to see more of our stories on Google. Authorities say he assembled more than 100 operable explosive devices. He faces sentencing in July. WASHINGTON, D.C. - A New ...

WASHINGTON, D.C. - A New Jersey man has pleaded guilty after threatening to detonate more than 100 homemade explosive devices outside St. Matthew’s Cathedral during the annual Red Mass attended by U.S ...

Did you ever wonder how the mechanical voltage regulator — that big black box wired up to the generator on a car from the ’60s or before — worked? [Jonelsonster] has some ...

The Tesla turbine is a bladeless centripetal-flow turbine invented by Nikola Tesla in 1913, using the boundary-layer effect rather than having a stream of gases or a fluid impinge on blades.