Emma Green
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Which Comes First, Contactless Transit Fares or Widespread Adoption of Contactless Credit Cards?
The London Tube is adding the technology, but U.S. rail systems see it as a long way off.
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Why St. Louis May Not Be Able to Stem its Asthma Epidemic
The city has one of the highest rates in the country, and efforts to cut smokers out just aren't working.
