NOVA scienceNOW host Neil deGrasse Tyson introduces the summer season and asks and answers interesting science related questions.
"Did you know that more stars in the universe then there are grains of sands in all the worlds beaches?"
NOVA scienceNOW airs on PBS (check local listings.) For more information, go to http://www.pbs.org/wgbh/nova/sciencenow/
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