NOVA scienceNOW | Ask Our Experts A Video Question

3,032 views · Published 7 July 2009 · 2:05 · Indexed 8 November 2026

Channel: NOVA PBS Official · 2009 · Science & Technology

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http://www.pbs.org/wgbh/nova/sciencenow/cosmic/2009/06/ask-your-science-questions-1.html

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