The astronomer Edmond Halley, the namesake for Halley’s comet, linked the northern lights to the Earth’s magnetic field, ...
By shining a focused laser beam onto a sample of material, a team at the Paul Scherrer Institute (PSI) and ETH Zürich showed ...
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4,000 space mirrors could soon light up your night, and they’re coming in 2026
A California startup wants to use giant orbiting mirrors to reflect sunlight onto Earth after dark. The first test satellite ...
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