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

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

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, ...

This study explores the in situ synthesis of gold nanoparticles within 3D-printed optical fiber probes, enhancing their ...

"Whoever is flying them is complying with FAA rules to put blinking lights, so as not to collide with other aircraft, or vice ...

A stronomers have found a new type of stellar phenomenon: stars that for a few months might suddenly get up to 20 times as ...

While investigating a mysterious radiation signal unlike any seen before, astronomers may have uncovered a rare pair of ...

Learn about the breakthrough innovation of photonic time crystals and their role in advancing optical technologies. Explore ...

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 ...

Photonic space-time crystals are materials that could increase the performance and efficiency of wireless communication or laser technologies. They feature a periodic arrangement of special materials ...

Have you ever looked up in the sky and noticed colored spots on either one or both sides of the sun? If so, you probably saw a sun dog, also known as parhelia or mock sun.