Bullet Cluster Proof
2:39:30–2:40:39 · 69s
Don details how colliding galaxy clusters—showing separated gas clouds and gravitational lensing—provide striking, visual evidence that dark matter is real.
2:39:30–2:40:39 · 69s
Don details how colliding galaxy clusters—showing separated gas clouds and gravitational lensing—provide striking, visual evidence that dark matter is real.
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