February 6, 2013 9:44 PM

Get ready for a ‘hamster wheel’ for humans at Science City

Kids might not leave all the lights in the house on if they appreciated how hard it can be to generate that power. The centerpiece of the new exhibit “Unplugged” at Science City in Union Station is a 9-foot “hamster wheel” for humans that will reveal how many calories you’re burning as you run and how many light bulbs that energy can illuminate.

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