Amy Webb discusses artificial intelligence.
Chicago plans on transitioning all of its buildings to 100 percent renewable energy by 2035 and to electrify the CTA bus fleet by 2040.
Cities around the world are preparing for the massive disruption of autonomous vehicles. What are some of the opportunities and risks? Here's what you should know.
The vulnerability of the U.S. electrical grid was illustrated in 2003, when the largest blackout in US history left 50 million people in darkness.
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