WASHINGTON - President Barack Obama retook the oath of office at the White House on Wednesday after a blunder during Tuesday's inauguration.
read more | digg story
Thursday, January 22, 2009
Why do Freeways Come to a Stop? [Infographic]
This explains your slow commutes lately: How low sun creates a traffic 'shockwave'
read more | digg story
read more | digg story
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