Something is happening to the sun. One of the regions of the solar atmosphere currently exhibiting sunspots caught the attention of observatories on July 11, when there was a sudden increase in ultraviolet and X-ray brightness. ...
Astronomy
Jul 21, 2022
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273
An exotic material called gallium nitride (GaN) is poised to become the next semiconductor for power electronics, enabling much higher efficiency than silicon.
Electronics & Semiconductors
Jul 29, 2015
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3016
Scientists at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) have designed a new type of magnet that could aid devices ranging from doughnut-shaped fusion facilities known as tokamaks to ...
Superconductivity
Mar 4, 2022
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801
(PhysOrg.com) -- Currently, commercial nuclear power plants generate electricity using nuclear fission, in which an atom’s nucleus is split into lighter nuclei. But scientists are also researching the reverse reaction, ...
(Phys.org) -- An underwater turbine being used for harnessing tidal power to generate electricity for homes and businesses has successfully completed its testing period in the island of Eday, one of Orkney’s northern ...
For our modern, technologically-advanced society, in which technology has become the solution to a myriad of challenges, energy is critical not only for growth but also, more importantly, survival. The sun is an abundant ...
General Physics
Apr 14, 2015
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144
The sun emitted a strong solar flare, peaking at 10:37 a.m. ET on May 29, 2024. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event.
Astronomy
May 30, 2024
0
128
The sun has emitted a strong solar flare that peaked at 10:33 p.m. ET on March 28, 2023. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event.
Astronomy
Mar 29, 2023
0
198
Copper is all around us. The metal is both ever-present and invisible in our world. Copper makes reading the words on this screen possible. And the global spread of artificial light, electric power and telecommunications ...
Materials Science
Jan 23, 2023
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85
(PhysOrg.com) -- By wrapping tiny sulfur particles in graphene sheets, researchers from Stanford University have synthesized a promising cathode material for rechargeable lithium-sulfur batteries that could be used for powering ...
