I've been writing so many explanations about cool pictures from space that I think I'll take a short break and just simply post this astonishingly beautiful shot, taken by an astronaut on the International Space Station, showing the curling and delicate-appearing ice floes in the ocean off the east coast of Kamchatka, swirling as they drift due to the eddy currents and wind:
[Click to enthalpinate.] Our planet is pretty lovely, even in conditions that might kill us on the ground. Amazing. Image credit: NASA