Lithium-ion batteries power the iPhone (among other things), but what if we could use a different power source like coal or diesel? With some back-of-the-napkin math, Jon Keegan for the Wall Street Journal imagines what if. It’s all about the body fat-powered iPhone with nine days of battery life.
Imagining alternative iPhone power sources
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The Most Trendy Names in US History
Names are incredibly personal things. It’s how we identity ourselves. …
A Day in the Life: Work and Home
I simulated a day for employed Americans to see when and where they work.
It’s hard to think of much else. These maps show the racial divide between black and white people in major cities.