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Cosmology

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Gray Rybka

EVERY AXION HAS ITS DAY  Physicist Gray Rybka of the University of Washington in Seattle and colleagues have created a detector sensitive enough to potentially find hypothetical dark matter particles called axions.

Abell 3827

GALACTIC QUARTET  The way invisible dark matter warped the light from distant galaxies, shown here as the swirl of material surrounding four giant galaxies in cluster Abell 3827 (seen in this Hubble Space Telescope photograph), suggested that dark matter can separate from stars when galaxies collide. But new data refute that idea.

Nobel Prize

FOOL’S GOLD  The Nobel Prize is science’s highest honor — but coveting the prize can have negative repercussions. In a new book, astrophysicist Brian Keating describes his personal experience with the award’s allure.

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