Aurorae, Bright and Muted

I love a good coincidence. I got two emails within a few hours of each other, both from photographers, both linking to lovely videos they created of aurorae, the northern lights. Both are full of wonder and awe for these phenomena, the laws of quantum physics, electromagnetism, and solar hydrodynamics writ large across our sky. But the two videos convey very different ideas about the lights. First, here is the time-lapse done by "the Film Artist," who spent over a week in Iceland with Henry Jun ...