World leaders catch eco-Obamania, peregrine falcons swoop into NYC, the land of fire and ice weighs hydrogen, East Tennessee coal spill could cost $825 million, and a pika into the future of global warming.
Autism-vaccine link denied, songbirds rush north but dawdle south, Mexican jaguar returns from 100-year absence, 11 islands go waste-free, Indonesia dodges tsunami, and U.S. awaits science "revolution."
Google searches for energy efficiency, Canadians push Obama to resist oil sands, "cheetah whisperer" crashes big-cat society, NASA maps Australia's drought, and National Geographic toasts Darwin's 200th.
Ethanolism easy to cure, future looks bright for solar power, Illinois cleans up oil spill, Aussie firefighters ask gov't to fight climate change, Chinese wheat dries up, and Lincoln and Darwin both turn 200.
Congress reaches stimulating compromise, Saudis warn of alternative-energy "nightmare," dry Australia growing more fire-prone, Minnesota freshwater gets saltier, and MIT undergrads develop a shocking new energy source.
Walking catfish invade the Everglades, goats on "secret farm" to make human milk, RFK Jr. says hog farmers worse than bin Laden, a tornado chaser gets corporate sponsorship, and the skinny on nanotechnology.
Scotland killing squirrels gone wild, stray dolphins may be earthquake refugees, how ethanol can dethrone oil, why climate change is confusing, Hillary Clinton's China to-do list, and Antarctic sea life loses its cool.
Why global warming could be fueling Australia's fires, Mexico's mysterious disappearing salamanders, Bolivia and the future of electric cars, new clocks more accurate than time, and Google searches for a smarter grid.