Dark Matter: It Is So Mysterious That It May Not Exist

"Dark matter was proposed to help explain a variety of cosmic puzzles, such as why galaxies can spin as fast as they are observed to without being ripped apart. However, the nature of dark matter remains a puzzle in itself. Now scientists analyzing more than 150 galaxies find that dark matter might not explain their new observations, which they say hints that dark matter might not exist and that a new law of nature might be needed to solve all these mysteries."

New Findings Muddy Understanding Of Dark Matter