Cities are a boon for public health—even now. As public-health experts have known for decades, people who live in a city are likely to walk and bike more often, and they live closer to community ...

Two colored liquids bubbling through tubes: Is this what the battery of the future looks like? Empa researcher David Reber has set out to answer this question over the next four years with the support ...

For years, one word was all pretty much all Californians heard from political leaders about solving the state’s housing problem: Density. Now it’s time to ask how that’s working out. Answer: not so ...

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