What is the latest research on the existence of Dark Matter? Does the latest research support, refute, or modify the supposed existence of Dark Matter?

-Answer the Question: What is the latest research on the existence of dark matter? Does the latest research support, refute, or modify the supposed existence of Dark Matter?
-Use SCENTIFIC PAPER STYLE SOURCING, including endnotes and in text citations
-Use SCIENTIFIC PAPER FORMAT (Title, Abstract, Introduction, Methods, Results, Discussion/Conclusion)
-Use correct facts/data
-Needs to be 3 pages, double spaced, with a 12 pt font
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