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

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

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 ...

Martin Soltau believes that a recent NASA report questioning the economics of space-based solar power was wide of the mark ...

Hybrid model A new description of nuclei combines the quark–gluon model of particle physics with the proton–neutron ...

Interactions between these as-yet hypothetical particles and neutron stars' strong magnetic field would produce photons that ...

“We decided to look at the probability of a given string of letters being typed by a finite number of monkeys within a finite ...

The Arecibo Observatory’s “uniquely powerful electromagnetic radiation environment” is the most likely initial cause of its destruction and collapse in December 2020. That’s according to a new report ...

Different neutron states could explain why different experiments produce different figures for how long neutrons survive ...

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Adaptive radiotherapy – in which a patient’s treatment is regularly replanned throughout their course of therapy – can ...