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Peeking at peak oil: Will consumers face oil rationing within a decade?

What happens when a handful of the world's largest oil fields— accounting for two-thirds of the world's oil—run dry? What are the implications of such a prospect for food production, economic growth and ultimately, ...

Space & Earth / Earth Sciences

created 18 hours ago | popularity 4.1 / 5 (8) | comments 28

Ghostly gamma-ray beams blast from Milky Way's center

(Phys.org) -- As galaxies go, our Milky Way is pretty quiet. Active galaxies have cores that glow brightly, powered by supermassive black holes swallowing material, and often spit twin jets in opposite directions. ...

Space & Earth / Astronomy

created May 29, 2012 | popularity 4.3 / 5 (10) | comments 13 | with audio podcast

Building 45 payloads for balloon mission

Robyn Millan's lab is a little crowded at the moment. It overflows with electronics. And foam. And parachutes and aluminum frames and drills. Based at Dartmouth College in Hanover, NH, Millan and her students ...

Space & Earth / Space Exploration

created 22 hours ago | popularity not rated yet | comments 0

NASA lunar spacecraft GRAIL complete prime mission ahead of schedule

(Phys.org) -- A NASA mission to study the moon from crust to core has completed its prime mission earlier than expected. The team of NASA's Gravity Recovery and Interior Laboratory (GRAIL) mission, with twin ...

Space & Earth / Space Exploration

created May 29, 2012 | popularity 5 / 5 (3) | comments 0

CryoSat goes to sea

CryoSat was launched in 2010 to measure sea-ice thickness in the Arctic, but data from the Earth-observing satellite have also been exploited for other studies. High-resolution mapping of the topography of the ocean floor ...

Space & Earth / Earth Sciences

created May 29, 2012 | popularity 5 / 5 (3) | comments 0