Dark matter doesn’t seem to interact with the matter we can see and touch, so scientists look for it in unusual places, like faraway galaxies and underground detectors.
- Associate Professor of Physics, Kennesaw State University
Mars isn’t a bright, fire-engine red, but the iron oxide in its rocks makes it appear redder than other planets, especially from afar.
Contact David for
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- Location: Marietta, Georgia, U.S.
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