WFIT

Uri Berliner

Quietly on election night, overshadowed by the epic battle between blue and red, the map of America grew greener. Voters in four states — California, Massachusetts, Nevada and Maine — chose to legalize recreational marijuana. In Florida, Arkansas, Montana and North Dakota, ballot measures passed allowing pot to be used for medical purposes. (Only Arizona bucked the trend, saying no to recreational weed).

Self-driving cars have been getting a lot of attention lately: Uber's self-driving taxis in Pittsburgh, Tesla's semi-autonomous Model S and the driverless Google rides that look like a cross between a Cozy Coupe and a golf cart. But quietly and without much fanfare, researchers and entrepreneurs are working on self-driving trucks — big rigs, tractor trailers.

Much of the anger and anxiety in the 2016 election are fueled by the sense that economic opportunity is slipping away for many Americans. This week, as part of NPR's collaborative project with member stations, A Nation Engaged, we're asking the question: What can be done to create economic opportunity for more Americans?

Copyright 2016 NPR. To see more, visit http://www.npr.org/.

Some financial experts want to introduce a tool to help people plan for retirement better. It's a very old tool, discarded and almost forgotten. But for centuries it was used to build bridges, fancy meeting halls and to provide people with income in their old age. That is, before it was undone by fraud and ghoulish portrayals in popular culture.

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