The latest news on global warming
The Warner-Lieberman measure could move to the Senate floor soon.
Is aid or greater efficiency the answer for those in need?
ScienceDaily offers a menu of interesting news releases.
Something's got to give—let's limit either consumption or population.
Rapid economic growth, fueled by technological innovation, could solve a lot of problems.
A pioneer in offbeat bets on developing economies still tries "not to be in the middle of the party."
Physicist Leon Lederman calls climate change a “menace” that, like Sputnik, will spur more science.
World leaders discuss global warming, mostly without George Bush.
American voters seem to suggest that Islamist terrorists will continue to be a threatwhatever the outcome.