01/06/2011 05:12 am ET | Updated May 25, 2011

Texas Battery Is Biggest In U.S.: State Pursuing Energy Storage Technology

This $25 million contraption is the largest battery system in the United States -- locals have dubbed it Bob, for Big Ole Battery. It began operating earlier this year, and is the latest mark of [Texas's] interest in a nascent but rapidly evolving industry: the storage of electricity.

Read more on The New York Times