A research team from USTC has shed new light on the mechanisms of corona discharges at thunderstorm ... However, due to the ...

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Scientists have created a compact spectral singlet lens that turns standard cameras into hyperspectral ones, reducing system ...

Four-wave mixing A weak optical signal (red) from a spacecraft transmitter can be amplified noise-free when it encounters two pump waves (blue and green) in a receiver on Earth. (Courtesy: Chalmers ...

The best Christmas light parks in Texas feature millions of light bulbs, lighting up the countryside from Thanksgiving through New Year's Eve. Gift of Lights at Texas Speed Motorway (November ...