All stories published by Proceedings of the National Academy of Sciences on April 15, 2019 – Medium

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All Stories published by Proceedings of the National Academy of Sciences on April 15, 2019

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Proceedings of the National Academy of Sciences in Proceedings of the National Academy of Sciences

How fast is the universe expanding? Clashing measurements may point to new physics

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Proceedings of the National Academy of Sciences

Science news, opinions, and culture from PNAS. Visit us at http://frontmatter.pnas.org/

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Proceedings of the National Academy of Sciences