Volta

Rock On: A Student-Designed Rocking Chair Generates Energy to Charge a Cell Phone

If you’ve ever sat in a rocking chair, you understand why every grandparent seems to own one. The gentle rocking mimics the soothing motion of a crib. It’s an ingenious, old-fashioned piece of seating bliss.

Now imagine a rocking chair that even a Millennial might settle into: Not only does it relax you, but it charges your iPhone at the same time.

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