How Auroras are created

I follow the solar flares and try to predict optimal aurora viewing times, so this is relevant to my interests.

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"The study, published online June 7 in the journal Nature Communications, concludes a decades-long quest to demonstrate experimentally the physical mechanisms for the acceleration of electrons by Alfven waves under conditions corresponding to Earth's auroral magnetosphere."

https://phys.org/news/2021-06-physicists-definitive-evidence-auroras.html

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More information: Laboratory measurements of the physics of auroral electron acceleration by Alfvén waves, Nature Communications (2021). DOI: 10.1038/s41467-021-23377-5 ,

https://www.nature.com/articles/s41467-021-23377-5

Journal information: Nature Communications
Provided by University of Iowa

Electrons are surfing on magnetic waves