There Is a Light That Sometimes Goes Out: Lutron has been making cutting-edge, energy-saving light switches for 50 years

In 1959, a light bulb illuminated, perhaps gradually, in Brooklyn native Joel Spira’s head. His proverbial bright idea was for a switch that would allow people to vary the intensity of their lighting, and at long last, he’d done it. À la Thomas Edison, Spira emerged from the spare bedroom-turned-makeshift lab in his home with

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Go With the Flow: The Philadelphia Water Department’s Green City, Clean Waters plan gushes with possibilities

When Philadelphia received a mandate from the Environmental Protection Agency (EPA) in 1997 to improve its combined sewer system, the initial solution wasn’t so great. The plan called for replacing old pipes, building more tunnels—using manmade constructions to better handle stormwater. Streets would be dug up, improvements would be made mostly underground and waterway restoration

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Tyler Talks Trash: Wipe out

Do you ever wonder about napkins? I’m Tyler the Trash Guy, so I think about them constantly. Napkins are almost universally perceived as cost-free items that can be liberally obtained in any quantity, without question. Why do you need napkins? Do you spill food at every sitting? (Do people think I’m dirty for denying them

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Urban Naturalist: Honk if you like geese

My wife, Jen, adores Canada geese. She especially loves the fluffy goslings that graze alongside their parents throughout grassy Philadelphia, but she waves to the adults, too. Jen might be the only Philadelphian I’ve met who likes the geese, and, like anyone whose spouse holds a dangerously contrarian position, I am bound to publicly agree

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