"Renewable energy and new technologies that are making low-carbon power more reliable are growing rapidly in the U.S. Renewables are so cheap in some parts of the country that they're undercutting the price of older sources of electricity such as nuclear power.

The impact has been significant on the nuclear industry, and a growing number of unprofitable reactors are shutting down.

When the first nuclear power plants went online 60 years ago, nuclear energy seemed like the next big thing."

Brian Mann reports for NPR's All Things Considered April 7, 2016. [2]