iCandy: April 2010

IEEE Spectrum's monthly slideshow proves that a picture is worth a thousand bytes

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Photo: Damian Dovarganes/AP Photo
Rail service shuttling people up and down the nearly vertical slope of Bunker Hill in Los Angeles resumed on 15 March. The two-station train line, which closed nine years ago after a deadly accident, now features a computerized braking system and other safety features.
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