Every time you make a choice, you spawn a multitude of universes, leading to umpteen other yous – some of them living very different lives. This raises a myriad of moral conundrums, from what we owe our other selves to the death of hope.
Read more: "Multiverse me: Should I care about my other selves?
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It sounds like a concept from a philosopher's fevered imagination, but many physicists believe the multiverse is real. And they've got evidence – here are four here are four ways that multiverse may show itself in our everyday world.
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