Mammatus Clouds Over Olympic Valley — I've actually seen these in real life once, in Texas. It makes for a very weird sky.
Locomotive Breath: 1906 — A cool shot of Salem, MA from Shorpy. Mmm, trains.
Switchable Metamaterial Makes Itself Invisible — A metamaterial that turns itself off could dramatically improve magnetic resonance imaging. Not in the casual, everyday sense of 'invisible', but this is sill extremely cool. Yes, we are living in the future. Any questions?
Water, Water Everywhere — A new view of the solar system.
Top Five Myths about the Middle East Protests — Juan Cole is interesting and informative.
?otD: Got sleep?
Writing time yesterday: 0.5 hours (revisions on a short fiction project)
Body movement: 30 minute stationary bike ride
Hours slept: 7.0 hours (interrupted)
Weight: n/a (away from home)
Currently reading: Dead Iron by Devon Monk