Breakthrough “metamachines” show how beams of light can drive gears and levers smaller than a grain of dust—opening doors to ...

Inside a first-of-its-kind Philadelphia Water Department project that could transform the city’s rivers and streams forever ...

Basic research, often termed fundamental, frontier, blue-sky, curiosity-driven—or even useless—is the pursuit of knowledge ...

The long-held secrets of the Kahlo family, including those of legendary artist Frida, are about to be unlocked for the world ...