In the nanometer range (billionth of a meter), interactions occur between light and matter that do not happen on larger ...

You are the protagonist in a thriller. One morning, an unknown caller with a distorted voice says, "To save your city, solve ...

The speed of light is one of the most fundamental constants in physics and an enduring source of fascination for scientists ...

Scientists from the U.S. National Science Foundation National Solar Observatory and New Jersey Institute of Technology produced the finest images of the Sun’s corona to date. To make these ...

The ZEUS laser facility at the University of Michigan in Ann Arbor has roughly doubled the peak power of any other laser in ...

Scientists develop new optical system that removes blur over fine-structure in the Sun's corona, revealing clearest images to ...

A team of physicists has reimagined one of science’s most iconic experiments—but in the dimension of time. Researchers at ...

The colors of the sunset result from a phenomenon called scattering. Molecules and small particles in the atmosphere change the direction of light rays, causing them to scatter. Scattering affects ...

IT is well known that the first simplified theory of the diffraction of light by ultrasonics, which Sir C. V. Raman and N. S. Nagendra Nath1 put forward in 1935, explains many experimental facts ...