OPTICAL phenomena of a peculiar nature appeared here on the 25th and 26th inst. On the 25th, shortly before sunset, the atmosphere, which was exceedingly clear except in the west, was suffused ...

They speculated that a total of 10 balls formed the pyramid's base, followed by six on the second tier, three for the third, ...

Sun pillars are a beautiful atmospheric phenomenon that can sometimes be seen at sunrise or sunset. Watch this video to learn more about how they form. Xi was unusually frank in spelling out China ...

In an era where autonomous navigation, medical diagnostics and remote sensing are rapidly evolving, traditional ...

Some optical phenomena depend on the quantum nature of light and the interaction of light with matter. Geometric optics and physical optics are models that describe phenomena while ignoring properties ...

By Whitney Barnes Staff Writer On Thursday afternoon, Dec. 12, at around 4 p.m., the skies over Marshall were adorned with ...

In late December, you can witness a celestial conjunction as Mars passes close to the Beehive Cluster in Cancer the Crab.

A team of researchers has identified a unique phenomenon, a "skin effect," in the nonlinear optical responses of antiferromagnetic materials. The research, published in Physical Review Letters, ...

Eyewitnesses filmed a spectacular light effect over the Chinese capital last week. There appeared to be three 'suns' in the ...

THE arc through the sun described by Mr. C. J. P. Cave 1 can only, I fear, be identified with the horizontal circle and not with some rare tilted arc. Its identity is clear from the fact that it ...