For the first time, scientists have demonstrated that negative refraction can be achieved using atomic arrays—without the ...

Scientists have found a way to achieve negative refraction—where light bends the "wrong" way—using carefully arranged atomic arrays instead of engineered metamaterials. This breakthrough has enormous ...

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.

Minister of State for Health Narendra Shivaji Patel inaugurated a free refraction and dental check-up camp for the State Mantralaya employees and their family members at Vallabh Bhavan here on Monday.

It is refraction that makes some objects appear to bend when they are viewed through water, like the straw shown here. If the light hits the surface of a glass block at an angle, this change in ...

Experts say that rings around the moon can pop up from time to time, but have you ever seen one in Denver? Last night, at ...

The beam should bend back down. The physics is that of an upside-down mirage. In the tank, from top to bottom, the index of refraction is increasing, as in a mirage from the ground up. Shine the laser ...

BISMARCK, N.D. (KFYR) - To create atmospheric optics we need two things: ice crystals in the air and a light source. All ...

THERE is a point in connection with the ordinary expositions of Fresnel's theory of double refraction to which, on account of its frequent occurrence, it is perhaps worth while to direct attention.

The Huvitz HDR-9000 is a slim, curvilinear, wireless device that provides quiet, quick lens loading as well as accurate data ...