I’ve covered a lot of Kickstarter projects in my day, but I have to say that this is one of the most interesting I’ve ever come across. The Epiphany onE Puck, by Epiphany Labs, is a drink coaster that can actually charge up your iPhone (or other device) using ‘heat disparities’ from a hot or cold beverage.
That’s right, there’s no outlet or batteries involved. Just set your drink down on the coaster, plug in your smartphone, and watch the magic happen. The coaster uses a shrunken down stirling engine to harness the aforementioned disparities into charging power. And the creators say this is just the beginning…(...) Read the rest of The onE Puck coaster let’s you charge your iPhone with a cup of coffee