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NOVA — S45E106
Episode: NOVA Wonders What's the Universe Made Of?
Air Date: 2018-05-30
Runtime: 55 min
Overview
The universe is hiding something. In fact, it is hiding a lot. Everything we experience on Earth, the stars and galaxies we see in the cosmos—all the “normal” matter and energy that we understand—make up only 5% of the known universe. Find out how scientists are discovering new secrets about the history of the universe, and why they’re predicting a shocking future.