These Electric School Buses Moonlight as Batteries for the Power Grid
Cherry Creek School District’s new electric buses charge overnight, run their routes, then feed power back into Colorado’s grid during peak demand.
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A Decade and Two Elections After Banning Billboards, This French City Still Doesn’t Want Them Back.
A decade ago, Grenoble tore down hundreds of billboards and planted trees instead. Two mayors and two elections later, nobody has tried to bring them back.
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A Cornea Grown in a Lab, and a Patient Who Can See Again
For as long as there have been corneal transplants, the new cornea has come from someone who died and chose to give it.
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The Popcorn Effect: How Wet Coffee Waste Becomes Coal-Grade Fuel in 90 Seconds
The world drinks a staggering amount of coffee, and every cup leaves something behind: a small, sodden clump of spent grounds.
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Pakistan Now Powers a Fifth of the Country From Household Rooftops
Somewhere in the last few years, a very large number of Pakistani families reached the same conclusion at more or less the same time: the electricity grid…
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Regenerative Farming Is Helping Uganda’s Coffee Farmers to Beat Drought
For a coffee farmer, the rain has always been the boss. It arrives when it arrives, and the crop lives or dies on its schedule. Across Uganda’s Masaka…
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California Built Solar Panels Over Its Canals and Stopped Losing the Water
California moves a staggering amount of water through open-air canals, roughly 4,000 miles of them, ferrying it to farms and taps across the state. And all…
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Homeward Bound: NASA Astronauts Return After Unexpected Nine-Month Space Odyssey
March 18, 2025 In a heartwarming conclusion to an unplanned extended mission, NASA astronauts Sunita “Suni” Williams and Barry “Butch” Wilmore are finally en route back to Earth after spending 286 days aboard the International Space Station (ISS). Their return marks the end of an eventful stay that exemplifies resilience, adaptability, and the unyielding spirit…
