What’s the Most Astounding Fact About the Universe?

Astrophysicist Neil DeGrasse Tyson on what he finds most astonishing about the universe—and our relationship to it.

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  The YES! Breakthrough 15: Designing the world’s greenest building standards.
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  Because wouldn’t it be nice if they had to tell you what’s in your food?
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  My son was not like other kids. But he taught me to drop my expectations about what life and parenting are all about.