Cosmic Dust Adds Uncertainty to Big Bang Ripple Discovery

June 20, 2014 4:21 AM

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Astronomers who announced in March that they had detected the first direct evidence of the Big Bang that formed the universe, said that their observations may have been clouded by cosmic dust.

The scientists, who reported the interference yesterday in the journal Physical Review Letters, said it didn’t change initial data released in March on what they attributed to cosmic microwave patterns from the beginning of the universe. Now more data is needed to rule out whether dust truly interfe...

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