Tag: missing baryon problem
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Where are the missing atoms? All around us!
The dark matter problem is famous: about 80% of all mass in the Universe is invisible to light. However, a lot of regular matter is also “missing”, in the sense that we know it exists, but haven’t determined where it’s located. Measurements of the cosmic microwave background have shown how many atoms there are in…
Matthew R. Francis
Bowler Hat Science 