
Physics
Is Dark Matter Real?
Astrophysicists have piled up observations that are difficult to explain with dark matter. It is time to consider that there may be more to gravity than Einstein taught us
Stacy S. McGaugh is an astrophysicist at Case Western Reserve University. His research focuses on low-surface-brightness galaxies, which provide strong tests of modified gravity and dark matter. Credit: Nick Higgins
Astrophysicists have piled up observations that are difficult to explain with dark matter. It is time to consider that there may be more to gravity than Einstein taught us
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