NASA's New Horizons spacecraft took amazing images of an eruption on Io in 2007 when it traveled past Jupiter, and NASA just released them now. Io's volcanoes can produce plumes that climb as high as 300 miles above the moon's surface.
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The 11th Worst Super Bowl in History How do you measure Super Bowl mediocrity? Slate correspondent Justin Peters stacks them up.
Watch Christiane Amanpour Investigate the Late Show With Stephen Colbert in a Charming, Funny Sketch
Why You Hated the Super Bowl It was hard to tell if it was a great defensive contest, or a terrible offensive one.