Energy-harnessing musical instrument provides power to communities off the grid

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This is part of a series of articles that looks at entrepreneurs hoping to get their ideas off the ground through crowdfunding. At the time of writing, each of these innovations is currently seeking funding.

There are areas in the world where energy infrastructure is next to nonexistent, meaning that the people living there can't rely on a consistent source of electricity. In the past, products such as the SOCCKET soccer ball have harnessed energy from human activity when they're interacted with in order to provide power later on. Now a new project has developed SPARK, a musical instrument that takes a similar approach. The idea was developed by Sudha Kheterpal, percussionist in the electonic band Faithless, and the device takes the form of a handheld shaker that provides a simple percussive sound. Inside is…

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