This week, scientists working with an atom smasher called the Tevatron, which shut down in September 2011, reported that, having analyzed all the data they'll ever get, they see hints of the Higgs boson.

The mantis shrimp's compound eyes, which are on stalks, are part of a complex visual system. They constantly scan back and forth, taking in the scene and building up an image line by line.

While the tsunami-ravaged Tohoku region plans its recovery (see main text), contaminated areas around the Fukushima Daiichi power plant are a no-man's land that may remain deserted for decades.