Not everyone thinks the universe had a beginning.
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Cosmologists used to think the universe was totally timeless: no beginning, no end. That might sound mind-melting, but it’s easier on the scientific brain than figuring out what a set starting point would mean, let alone when it would be. So some physicists have cooked up alternative cosmological theories that make time’s role seem a little less important. The concepts are as trippy as those black-light posters you had in college. Wait a minute…
FLOWERS OF THE MULTIVERSE
This story is from the September - October 2017 edition of Popular Science.
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This story is from the September - October 2017 edition of Popular Science.
Start your 7-day Magzter GOLD free trial to access thousands of curated premium stories, and 9,000+ magazines and newspapers.
Already a subscriber? Sign In
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why can't i forget how to ride a bike?
LEARNING TO PEDAL IS NO EASY FEAT.