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Cell Phones Monitor Water, Soil on African Farms [Q&A]

Cell Phones Monitor Water, Soil on African Farms [Q&A]

As a middle school student in Tallahassee, Florida, Kelly Caylor built a weather balloon for the science fair. Decades later, he's distributing high-tech environmental sensors, or "pods," throughout sub-Saharan Africa.

April 10, 2015 — Kerry Klein

Do Words Match Deeds for WhatsApp CEO?

Before Jan Koum sold his company, WhatsApp, to Facebook for a mind-numbing $19 billion, he had a Post-It note affixed to his deskput there by WhatsApp co-founder Brian Actonthat set out the companys philosophy: No ads, no games, no gimmicks.

February 22, 2014 — Larry Greenemeier

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