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Dark matter
01
(physics) an invisible substance that makes up most of the universe's mass, detectable only through its gravitational effects
Example
Dark matter is thought to play a crucial role in the formation and evolution of galaxies and large-scale structures in the universe.
Astronomers believe that dark matter makes up approximately 27% of the universe's total mass and energy content.
Various theories have been proposed to explain the identity of dark matter particles, but conclusive evidence has yet to be found.
Despite extensive research efforts, the true nature of dark matter remains one of the biggest mysteries in astrophysics.
Dark matter is a form of matter that does not emit, absorb, or reflect light, making it invisible and detectable only through its gravitational effects.
