New exoskeleton is lighter and cheaper

Posted by Emma Woollacott
Vanderbilt engineers have developed an exoskeleton for people paralyzed below the waist that they say is more compact and cheaper than existing versions.
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Super-eruptions can develop super-fast

Posted by Kate Taylor
Supervolcanoes may be able to form in just a few hundred years - far, far more quickly than previously believed.
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'Jumping genes' revise view of evolution

Posted by Emma Woollacott
The 'tree of life' model of evolution may turn out to be more tangled and overgrown than thought.
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