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    • Nasdaq and S&P 500 Head for Record Closes

      Nasdaq and S&P 500 Head for Record Closes

      Barrons.com· 18 hours ago

      Today has been anything but quiet in markets—and the week is set to end with a bang. Both the S&P 500, up 1.7%, and the tech-heavy Nasdaq, up 2.8%, are...

    • The Smart, Cheap Fix for Slow, Dumb Traffic Lights

      The Wall Street Journal· 11 hours ago

      Google, for example, is rapidly expanding a one-year-old product, called Green Light, that will create “green waves”—that is, one green light after another—in 14 cities where the system is already ...