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Phone Riff: Hope Phones, Healthy Texting, Conflict Minerals, Ecological...

Hope Phones is one of those “Gosh, yes!” ideas: Get people to donate old cell phones to a recycling company Get recycling company to assign each phone a value Use value to trade for refurbished phones...

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PopTech: Day 1 – Reimagining and Beyond Imagining

Blame it on the birds. And the elephants, lions, biochar, Indonesian agroforestry, dirt batteries, mechanical caterpillar waves, global maps, messenger bag-cum-lighting systems, a cyber-dance...

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