Simulations help distinguish a cosmos containing fuzzy dark matter from one without it.
Despite the fact that humans landed on the moon many times during the Apollo missions half a century ago, doing so remains a tough business.
Astronomers have spotted enormous column-shaped structures called Giant Elephant's Trunks in the galaxy
Billions of them are passing through every centimeter of your body right this instant, but you can't feel them. What are these mysterious "little neutral ones?"
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