On Tuesday, Chanda stood alongside roughly two dozen other scientists in the lobby of the Rayburn House Office Building on Capitol Hill for what resembled a science fair — but with a twist.

Discover the fascinating world of science experiments with our step-by-step guide on how to make a DC motor using 12 screws. Perfect for a school project, this video demonstrates the principles behind ...

William Krause, 17, of Pasadena, demonstrated how he and others from a nonprofit student group unlock their inner science nerd for the benefit of homeless children. He described the workings of a ...