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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 ...

Paliya explains why it is essential for researchers to know about prizes such as the IOP highly cited paper award ...

A supposedly stable belt of radiation 7000 km above the Earth’s surface may in fact be producing damaging bursts of ...

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Siloton’s handheld OCT system could soon be used for home-based monitoring of retinal disease, and may one day find its way onto future space missions ...

Located about 548 light-years away, in the constellation Orion, Betelgeuse is the 10 th brightest star in the night sky.

Thomson will become the 17th director-general of the CERN particle-physics laboratory when he takes up the position in 2026 ...

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