Sean Carroll: Universe a 'tiny sliver' of all there is
Clip: 09/15/2019 | 9m 16s Video has closed captioning.
The "many worlds" theory in quantum mechanics suggests that with every decision you make, a new universe springs into existence containing what amounts to a new version of you. Bestselling author and theoretical physicist Sean Carroll discusses the concept and his new book, "Something Deeply Hidden," with NewsHour Weekend's Tom Casciato.
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