How small are we in the scale of the universe? - Alex Hofeldt
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How small are we in the scale of the universe? - Alex Hofeldt
View full lesson: http://ed.ted.com/lessons/how-small-are-we-in-the-scale-of-the-universe-alex-hofeldt In 1995, scientists pointed the Hubble Telescope at an area of the sky near the Big Dipper. The location was apparently empty, and the whole endeavor was risky – what, if anything, was going to show up? But what came back was nothing short ...
1.2M viewsFeb 13, 2017
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