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The Secret to Success Is ‘Monotasking’. “We find that in ­real‑world work, the more switches in attention a person makes, the lower is their end‑­of‑day assessed productivity.”

An interactive explainer on the physics of GPS. “The answer is in some ways simpler than you’d expect, and in other ways more complex. GPS is fundamentally a translation tool: it converts time into di

An interview with Ronald Wayne, Apple’s forgotten third founder. (He was with the company all of 2 weeks.)