iCandy: Robots--Medical, Musical, Manservants

Automatons do chores, play tunes, and talk among themselves

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Photo: Imaginechina/AP Photo
Workers for Himin Solar Corp., China’s largest maker of solar water heaters, are checking the reflectors on the roof of a building in Dezhou, Shandong province, that harness the sun’s rays. The reflectors focus the solar energy on linear absorbers, where water is superheated to 250 °C. The steam then goes through a heat exchanger to power a steam generator.

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