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Contact: Deborah Smith
University of New South Wales

Cosmic Constant

Caption: Researchers have studied a distant star where gravity is more than 30,000 times greater than on Earth to test the controversial theory that one of the constants of Nature -- the strength of the electromagnetic force, known as alpha -- is not a constant.

Credit: UNSW

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Related news release: White dwarf star throws light on possible variability of a constant of nature

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