PLoS ONE

Big toe's big bone holds evolutionary key

Our skeletons hold tell-tale signs that show that human bipedalism – walking upright and on two feet – are unique to humans especially when compared to our closest living relatives, apes. Exactly when ...

Mar 13, 2015
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Is US immigration policy 'STEMming' innovation?

Foreign born graduate students in STEM (science, technology, engineering and math) disciplines who wish to pursue a career in industry or NGOs are much more likely to stay in the U.S. than those who wish to pursue a career ...

Mar 11, 2015
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Baby sea turtles starved of oxygen by beach microbes

On a small stretch of beach at Ostional in Costa Rica, hundreds of thousands of sea turtles nest simultaneously in events known as arribadas. Because there are so many eggs in the sand, nesting females freque ...

Feb 26, 2015
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