From vlogbrothers.

In which John explores the roller coaster of human information accrual, which has gone way up and will go way (way way) down. Crash Course The Universe: https://www.youtube.com/playlist?list=PL8dPuuaLjXtPrbBlasHP1BA23MwXJ8Gpm (or wherever you get your pods)

The Crash Course Coin: http://crashcoursecoin.com

Other matters discussed include astrophysics, the future our solar system, the sun’s journey to being a red giant and then a white dwarf, and our responsibilities to the present and the (limited) future.

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