Measuring the Universe

230120 Like and subscribe. This is an archive, check the link in the end if you are owner. Theoretical astrophysicist David Spergel discusses the big questions in cosmology and astrophysics: How large is the universe and what is its shape? Is it finite? What are the dark matter and dark energy that comprise most of the universe's mass? How did our galaxy form and evolve? Do nearby stars harbor planets like our own Earth, and did life originate on Earth or come from those nearby stars?

Watch the Full Program Here: http://youtu.be/w1aAMy5anlM
Original Program Date: May 31, 2012

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