Duke University

Getting to the root of enamel evolution

Along with our big brains and upright posture, thick tooth enamel is one of the features that distinguishes our genus, Homo, from our primate relatives and forebears. A new study, published May 5 in the Jo ...

May 05, 2014
4.7 / 5 (3) 1

Lessons offered by emerging carbon trading markets

Although markets for trading carbon emission credits to reduce greenhouse gas emissions have stalled in United States federal policy-making, carbon markets are emerging at the state level within the U.S. and around the world, ...

Mar 21, 2014
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