Flaring stars, black hole outbursts and gamma-rays are just some of the cosmic exotica that Einstein Probe will hunt for.

In Jane Schoenbrun’s new feature, two teens search for their true selves through their shared obsession with a horror TV ...

Curved mirrors have fascinated humans for centuries, captivating us with their ability to manipulate light and create ...

Spring is here, and as summer approaches, the sunrise and sunset become popular subjects. During these events, one can ...

In addition to the objective refraction, the keratometer values and the pachymetry can be determined with precision in a matter of seconds with the PARK 1 ®. The integrated patient data ...

Light changes speed as it passes from one medium to another. This is called refraction. The frequency of light does not change as it refracts. The refractive index of a material is a measure of ...

In May, the Big Dipper wheels overhead. If you look closely at the star in the bend of the Dipper’s handle, Mizar, you’ll see ...

A ray diagram showing refraction at the boundary between air and glass Refraction can cause optical illusions as the light waves appear to come from a different position to their actual source.

You may have noticed how the larger shields in the images sit a tad curved; something to do with that refraction. The ...

Orange Sparkle Ball , an innovation accelerator, is testing an Autonomous Robotic Pickup Platform (ARPP) system in Detroit ...

In this investigation, the second stage of the CHAMP phase 3 trial assessed the impact of prolonging drug administration for ...

A quartet of studies presented at the Association for Research in Vision and Ophthalmology’s 2024 Annual Meeting addressed ...