If you shine a beam of light from a laser or flashlight, the beam will spread out over distance, becoming wider and less intense far from the source. That phenomenon is called diffraction, and it is ...

Even a baseball pitcher with a strong fastball will find situations when a slow pitch with a curved trajectory will perform better. Two independent studies now demonstrate how a curved beam of light ...

Airy beam: When an ordinary beam of neutrons strikes the team’s silicon grating, the millions of scored lines on the grating convert the neutrons into an Airy beam with a wavefront that travels along ...