ScienceAndUniverse Posted June 20, 2020 Report Posted June 20, 2020 Dark Matter Explained - How Do We Know It Exists? Understanding existence of dark matter is a lot easier than understanding itself. It is still a mystery, because we still DON'T KNOW what it is. It is completely invisible and undetectable with current technology. Then how could we know about its existence? Moreover, how can we know how much dark matter there is? Let's find out.. Quote
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