In 1916, famed theoretical physicist Albert Einstein put the finishing touches on his theory of general relativity, a geometric theory for how gravity alters the curvature of spacetime. The revolutionary theory remains foundational ...
Astronomy
Nov 6, 2023
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(AP) -- When the sun sneezes it's Earth that gets sick. It's time for the sun to move into a busier period for sunspots, and while forecasters expect a relatively mild outbreak by historical standards, one major solar storm ...
Space Exploration
May 8, 2009
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The largest solar storm in five years was due to arrive on Earth early Thursday, promising to shake the globe's magnetic field while expanding the Northern Lights.
Space Exploration
Mar 7, 2012
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In power electronics, semiconductors are based on the element silicon—but the energy efficiency of silicon carbide would be much higher. Physicists of the University of Basel, the Paul Scherrer Institute and ABB explain ...
Condensed Matter
Sep 5, 2019
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The University of Surrey and Space Power are tackling the problem of powering satellites in Low Earth Orbit (LEO) during their eclipse period when they cannot see the sun. By collaborating on a space infrastructure project, ...
Space Exploration
Jan 28, 2022
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(Phys.org) —Low-cost solar power could supply more than a third of all energy needs in the Western U.S., if the nation can hit its targets for reducing the cost of solar energy, according to a new study by researchers at ...
Energy & Green Tech
Aug 2, 2013
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For the first time, hard-to-find lithium has been identified and measured in the atmosphere of burned out stars called white dwarfs, according to a study led by the University of North Carolina at Chapel Hill published online ...
Astronomy
Dec 17, 2020
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(Phys.org) -- A field of young sunflowers will slowly rotate from east to west during the course of a sunny day, each leaf seeking out as much sunlight as possible as the sun moves across the sky through an adaptation called ...
Energy & Green Tech
Aug 16, 2012
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(Phys.org)—A QUT researcher is developing a solar cooling and heating system for the home that will run independently of the electricity grid and generate domestic hot water as a by-product.
Energy & Green Tech
Aug 29, 2012
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Concentrating solar power (CSP) could supply a large fraction of the power supply in a decarbonized energy system, shows a new study of the technology and its potential practical application.
Energy & Green Tech
Jun 22, 2014
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