Turning red-hot lava from an active volcano into electricity would be dangerous and unreliable. Volcanoes don’t erupt on predictable schedules, and lava cools too quickly. But many countries, ...

America isn’t making electricity the way it did two decades ago. Natural gas surpassed coal as the country’s top source of power in 2016, and renewables like wind and solar have grown quickly to ...

Water droplets falling through a tube have generated enough electricity to power 12 LED lights. Such an approach could one day be used in roof-based systems to harvest lots of clean power from rain.

Electric eels are one of those creatures you hear about as a kid and assume must be exaggerated, but they’re […] ...

And two other ideas for lowering electricity costs ...

David Kitchen does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...