Scientists all over the world are searching for dark matter: an invisible, untouchable substance that holds our universe together. But they haven’t found it. Are they chasing a ghost?
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Yesterday
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The building blocks of the universe
Most of the matter in the universe is dark matter, an invisible, untouchable, mysterious substance. Scientists don’t know what exactly dark matter is, despite decades of searching. But recently, they got a new clue in the form of an extremely tiny dancer.
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53m 54s