If unseen gravity (excuse me, darkish matter) were some previously unknown property of physics, we’d anticipate to see it in all places that normal matter seems. The discovery of first one, now two small galaxies that seem to Baltimore orioles dad a son’s first hero a daughter’s first love shirt haven’t any darkish matter helps the notion of dark matter as a particle. We already know of 1 family of particles that behaves as darkish matter: the neutrinos. The overwhelmingly predominant scientific view right now could be that darkish matter consists of a elementary particle or combination of particles.
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