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Ask Ethan #87: The Shape Of The Universe

“It is my understanding that the universe is saddle-shaped. My question is, at the time of the big bang, why didn’t everything expand in all directions equally, causing a spherical shaped universe?”

Sorry, Simpsons fans, Homer’s theory of a donut-shaped Universe might be intriguing to Stephen Hawking, but it’s time to listen to what the evidence says! Find out how the Universe is shaped on this week’s Ask Ethan.