Astronomers in dark over 'bizarre' galaxy discovery
China Daily | Updated: 2018-03-30 07:32
Find forcing scientists to rethink ideas about mysterious substance
PARIS - Astronomers on Wednesday unveiled the first and only known galaxy without dark matter, the invisible and poorly-understood substance thought to make up a quarter of the Universe.
The discovery could revise or even upend theories of how galaxies are formed, they reported in the journal Nature.
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