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Black Carbon and Warming: It’s Worse than We Thought by Carl Zimmer: Yale Environment 360

A new study indicates soot, known as black carbon, plays a far greater role in global warming than previously believed and is second only to CO2 in the amount of heat it traps in the atmosphere.
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[VIDEO] Putty heals broken bones in days

Scientists from the University of Georgia Regenerative Bioscience Center used adult stem cells to produce a protein involved in bone healing gel. The putty provides full load bearing capabilities. Once its implanted into the site of a fracture bone, it rapidly restore a patient to ambulatory function while healing. Fracture Putty has already been proven to work in animals, and It could be two or more years until human studies are done.

Via Sakis Koukouvis
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