News

Negative refraction of light using atoms instead of metamaterials Date: February 14, 2025 Source: Lancaster University Summary: Scientists have demonstrated that negative refraction can be ...
For the first time, scientists have demonstrated that negative refraction can be achieved using atomic arrays - without the need for artificially manufactured metamaterials. Scientists have ...
Reviewed Work: On the Double Refraction of Light, According to the Principles of Fresnel. Mr. M'Cullagh's Papers by Mr. M'Cullagh ...
From a flat mirror, designer light: Bizarre optical phenomenon defies laws of reflection and refraction Date: September 1, 2011 Source: Harvard University Summary: Exploiting a novel technique ...
Babak Tafreshi has created a mesmerizing time-lapse video showing light from stars bending as they set.
Scientists have created a new class of laser beam that appears to violate long-held laws of light physics. Known as “spacetime wave packets,” these lasers follow different rules of refraction ...
A refraction test is given as part of a routine eye examination. This test tells your eye doctor what prescription you need in your glasses or contact lenses.