Portable supercapacitor-powered speakers charge in 5 minutes, good for 500,000 charges

These high quality portable speakers charge in just a few minutes minutes, play for 6 hours on a single charge, and are handcrafted from bamboo and open-source hardware. Welcome to the future.

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Portable supercapacitor-powered speakers charge in 5 minutes, good for 500,000 charges

5 green causes for holiday gift donations

Gifts that don’t involve “stuff” are all the rage these days. What could be a better present than a greener, fairer future?

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5 green causes for holiday gift donations