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This informative option was founded by John Hendricks, the visionary behind Discovery Communications, and it continues his mission to make learning entertaining. This is where you can watch features and original shows hosted by luminaries like Michio Kaku and Brian Greene, and each one is an opportunity to explore the world’s past, present, and future. There are thousands of programs with more being added each week.Want to explore the lineup for yourself? You can now get a lifetime subscr