Science
Extending space station key to Mars: NASA scientist
CAPE CANAVERAL, Florida (Reuters) - Getting humans to Mars will require medical research on the International Space Station through at least 2020, said the program's lead scientist, presenting a time frame five years beyond NASA's current budget forecast. Full Article
U.N. chief calls for urgent action on climate
LONGYEARBYEN, Svalbard (Reuters) - United Nations Secretary-General Ban Ki-moon called on world leaders on Monday to take urgent action to combat climate change for the sake of "the future of humanity." Full Article
GDP linked to light density
Aug 31 - Researchers at Brown University are using satellite photography to help illuminate Gross Domestic Product numbers of countries in the developing world. Play Video
Tax junk food, drinks to fight child obesity: report
WASHINGTON (Reuters) - A strongly worded report on child obesity released on Tuesday recommends that state and local governments tax junk food and soft drinks, give tax breaks to grocery stores that open in blighted neighborhoods and build bike trails. Full Article
