Uploads from Arvin Ash

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Curated by: Arvin Ash (451 videos)

Currently Playing: How the "Missing Mass" Problem Leads to Dark Matter!

Full video: https://youtu.be/HRMR7eMKLz0 - "Why Dark Matter Probably Exists & What It LOOKS like!" This video shows how gravitational lensing shows that there must be extra mass, or dark matter, that we can't see around galaxies and clusters of galaxies.

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