Archive: 21/12/2010

Preventing back back this shoveling season

Snowstorms are a time of excitement and wonder for a child: snowball fights, sledding and closed schools. For adults, it’s the dreaded shoveling season complete with aching backs, frozen fingers or worse.

dateDec 21, 2010 in Health
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How Earth's orbital shift shaped the Sahara

A change in the Earth’s orbit, many scientists believe, transformed the “Green Sahara” into what is now the largest desert on the planet. While scientists are still trying to find out if the slow shift in orbit ...

dateDec 21, 2010 in Earth Sciences
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