Harnessing energy from falling rain has the potential to generate huge amounts of electricity. If rain falls into a tube connected to a circuit, the individual plunks of raindrops will produce more ...

When a solid and a liquid come into contact, charged entities on both sides push one another apart. This phenomenon is known as charge separation, and it creates an electric double layer—a layer each ...

Polymer-coated cotton fabric generates electricity from ambient humidity day and night, powering LEDs for over 24 hours and ...

Water has long been a source of renewable power. More than 2,000 years ago the Chinese used water wheels to grind grain and pound ore. In the 1700s water wheels kickstarted the Industrial Revolution ...

A weird phenomenon in which electricity flows like water was spotted in a nanowire made of "strange metal" — a bizarre metal phase that has stumped physicists for 40 years. When you purchase through ...