A stream of compressed air does not look like a power source. In factories, it usually hisses through pipes, drives tools, then disappears as waste.

One key to harvesting the ocean’s clean energy—at least a little of it—may lie in static electricity. A team of researchers in Portugal has now successfully used it to run small generators inside a ...

Okay, not actually a cyclotron… but this ball cyclotron is a good model for what a cyclotron does and the concepts behind it feel kooky and magical. A pair of Ping Pong balls scream around a glass ...