Dark matter: An invisible glue that may not even exist - DW (English)

There's something in the universe that seems to hold everything together, a dark matter like glue. We can't see it, and yet it's got to be out there, right?

It has never been detected, only speculated. But scientists estimate that up to 85% of the matter in the universe could be made of what's called dark matter. Scientists cannot define dark matter wit… [+9237 chars]

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