Tag: carl sagan
Michio Kaku: 3 mind-blowing predictions about the future | Big Think
Michio Kaku: 3 mind-blowing predictions about the future | Big Think
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27 Jul, 02:03 PM
An astrophysicist reacts to Carl Sagan's Contact
Jodie Foster as an astrophysicist searching for alien signals - what's not to love?! To learn more about radio waves head to http://brilliant.org/DrBecky and sign up for free.
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27 Jul, 06:03 AM