Best & amazing scientific images of 2009

1. In short, Cow Farts: “Scientists measure methane at the source: In a lush pasture near Buenos Aires, this cow and its compatriots are digesting important information: how much methane—a greenhouse gas 20 times as potent as carbon dioxide—is released by the country’s 55 million bovines.” 2. NASA’s Super Pressure High Altitude Balloon.: “This seven-million-cubic-foot…