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How A Diamond Is Like A Champagne Cork
wired.com 4 weeks, 1 day agoScientists have long known that a diamond's trip from deep below Earth's surface must be quick indeed: Lab tests show that at conditions found in the crust, the gems would burn up in a matter of days, if not hours. New experiments reveal the chemical secret behind such rapid ascent.
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Dot Earth Blog: A Fresh Look At Nuclear Power, From Fukushima To The Hudson
nytimes.com 1 month agoA PBS program takes a useful look at nuclear fears and realities in the wake of the Fukushima calamity.








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