Galaxy cluster Abell 1689. Credit: NASA/ESA Hubble Space Telescope
Dark energy is a mysterious form of energy that makes up about 70% of the entire universe and is believed to be responsible for the accelerated expansion of the universe. Even though we can’t see or detect dark energy directly, we know it must exist because of the way the universe behaves.
Researchers
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Cosmology, Dark Energy, Dark Matter, Astrophysics, DESI, Nancy Grace Roman
Nikhil Padmanabhan
Professor
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