Smart Grid
Our electric grid is a marvel of 20th-century engineering, but it's showing signs of strain. Can a "smart grid" help?
How does electricity get from its source to your light switch? Could a new "smart grid" do the job better? Smart grids support transient power sources like solar and wind, heading off devastating power outages and enabling consumers to make greener—and more economical—choices about how and when to power up.