New designs could power some remote areas by 2012.
One example: Some corporations are being urged to skip their annual holiday party and donate the money to help the hungry instead.
But many exiting lawmakers also bring years of experience to the Obama administration.
Dazzle your guests with a beverage that has a different kind of twist.
A high-ranking Bush administration appointee in the Interior Department improperly interfered with nearly every decision on the protection of endangered species over five years, a report by the agency's inspector general has found.