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why is the spleen considered a nonessential organ ?
by valerie.graves3 on April 25th, 2013 | 3 people like this
Should President Obama appoint Bill Nye the science guy as "Science Czar"?
by LEO on April 24th, 2013 | 1 person likes this
You're reading It was heard that time and matter has born at the moment of big bang around 15 billion years ago, is there time existing before this moment of big bang explotion? or is it a zero point to count the time -ive to left of the time line and +ive to right?