View Full Version : Do We Really Need Dark Matter?

2012-Dec-07, 09:40 PM
Hubble mosaic of massive galaxy cluster MACS J0717.5+3745, thought to be connected by a filament of dark matter. Credit:*NASA, ESA, Harald Ebeling (University of Hawaii at Manoa) & Jean-Paul Kneib (LAM) Even though teams of scientists around the world are at this very moment hot on the trail of*dark matter*– the “other stuff” that the [...]

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