Scientists have ample evidence to prove the Earth is a sphere. But some social media users claim to have devised an experiment showing the earth is flat. The post shows a green laser beam projected ...

A refraction test is usually given as part of a routine eye examination. It may also be called a vision test. This test tells your eye doctor exactly what prescription you need in your glasses or ...

Refraction is the change in direction of light when it passes from one medium to another. The working of a lens is based on the refraction of light when they pass through it. Lens is a transparent ...

Diffraction occurs when a wave encounters an obstruction in its path and will change direction, or wrap around it. In ocean waves, we see this occur when a wave encounters an object like a jetty and ...

Recent experiments that demonstrate the negative refraction of light could bring a heated scientific debate to a close, and give negative-index materials a positive future Figure 1: Negative-index ...

When Refraction AI was founded in 2019, its goal was to use robotics to bring down the cost of last-mile delivery. Over the past couple of years, the startup has worked directly with restaurants in ...

Johnson-Roberson and Vasudevan, who jointly direct the University of Michigan and Ford Center for Autonomous Vehicles, cofounded Refraction AI, the latest self-driving outfit to announce plans to ...