In Thomas Young’s famous double-slit diffraction experiment, an optical wave propagates into two narrow slits, and a diffraction pattern behind the slits reveals the wave nature of light. To be ...

"These single atoms are like the smallest slits you could possibly build." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. For over 100 years, ...

A pattern of distorted lines is visible as a reflection in this close-up view of a human eye. By observing the deformation of illumination patterns reflected off the eye's surface, researchers in ...

How a 3D-printed design can create a diffraction pattern in a simple science experiment about optics.