Aurora-like 'Steve' phenomenon and glowing 'picket fences' point to unknown exotic physics

A recent study suggests the aurora-like STEVE and "picket fence" phenomena are generated by low-altitude electric fields parallel to Earth's magnetic field.

Aurora-like 'Steve' phenomenon and glowing 'picket fences' point to unknown exotic physics
A recent study suggests the aurora-like STEVE and "picket fence" phenomena are generated by low-altitude electric fields parallel to Earth's magnetic field.