Electrons can surf electromagnetic waves toward Earth, reaching speeds of up to 45 million miles per hour.
NASA's THEMIS Sees Auroras Move to the Rhythm of Earth's Magnetic Field - NASA
What Causes the Aurora - Lee Petersen
Aurora created in a lab
What causes the northern lights? Scientists finally know for sure
Theories of Growth and Propagation of Parallel Whistler-Mode Chorus Emissions: A Review
Experiments Show Source of the Aurora Borealis: Electrons Surfing on Alfvén Waves
The mysterious origin of the northern lights has been proven
When are you most likely to see an aurora? › Ask an Expert (ABC Science)
Mystery solved: Jupiter's X-ray aurora explained. X-ray flares are triggered by periodic vibrations in Jupiter's magnetic field lines, which create waves of plasma that allow ions to “surf” down into the atmosphere