A new, ultra-thin metasurface is making waves in the world of optics by defying the traditional behavior of light. By ...

If AI replaces human capacities, society may become ultramodern but fragile, digitally connected yet physically fragmented, ...

T o make good decisions on any question the public needs to be well-informed, something not so easily accomplished in America’s schools. That is a key point made by Michael Kent, a recently retired ...