For years, scientists have been trying to replicate the concept of nuclear fusion — the phenomenon that keeps the Sun and other stars alive — and turn it into a working reactor on Earth that can ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: iStock A prototype nuclear fusion power plant in the United Kingdom isn't expected to be completed until 2040, but ...

Schematic of power generation by the thermoelectric permanent magnet, and a photograph of the artificially tilted multilayer consisting of a SmCo 5-type magnet and Bi 0.2 Sb 1.8 Te 3. The ...

Controlling magnetism in a device is not easy; unusually large magnetic fields or lots of electricity are needed, which are bulky, slow, expensive and/or waste energy. But that looks soon to change, ...