So, I want to make a small hand-operated electric generator with my kids just to kind of show them how this kind of thing works. I understand the basics, but there are some things I want to do that I ...

Inspired by the classic drinking bird toy, scientists in Hong Kong and Guangzhou, China have developed an engine that efficiently converts energy from water evaporation into electricity to power small ...

The conventional droplet electricity generator (C-DEG) uses a metal bottom electrode and a rigid substrate, and is generally employed on land. In contrast, the new water-integrated floating droplet ...

Electric-power production is a conservative business; it makes electricity just as it did more than a century ago—by driving copper wires through magnetic fields. That is all that happens in the huge, ...