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

“Crystallized ruthenium is a material not widely used in the industry,” Mr. Béchu said, although his brand has used it on ...

An international team has captured an unprecedented image of a cosmic filament connecting two galaxies. This discovery sheds ...

Watts, lumens, volts: how do you make sense of it all? Learn more about what lumens are, how to measure them, and how they ...

Dubbed the Centennial Light Bulb, GWR says it has burned almost continuously since 1901, earning it the title of the ...