Controlling room temperatures with body heat…

[caption id="attachment_102" align="alignleft" width="300" caption="Credit: Courtesy Joon-Ho Choi"][/caption] While he was a university student, Joon-Ho Choi worked in a hospital, where he noticed that patients—especially those in intensive care—rarely have much control over their environments. “They are subjected to temperature and lighting conditions that are set...

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