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Environment
Would Roads Be Safer and Greener Without Red Lights?
Half of Portland cyclists run red lights. And maybe they've got the right idea.
Environment
As Gas Prices Hit a Record High This Weekend, How to Keep Fuel Costs Down
You're not the only one feeling pain at the pump this weekend. But the best way to keep fuel costs down isn't drilling.
Environment
How Car Companies Will Meet Obama's New Fuel Standards
By 2025, cars and trucks sold in the United States will have an average fuel efficiency of 54.5 miles per gallon, using technologies that exist today.
Environment
Never Inflate Your Car or Bike Tires Again—Soon, They'll Do It Themselves
Goodyear is developing self-inflating tires for trucks and cars, while a San Francisco startup wants to do the same for bikes
