News tagged with ordinary matter

New theory of gravity might explain dark matter

A new theory of gravity might explain the curious motions of stars in galaxies. Emergent gravity, as the new theory is called, predicts the exact same deviation of motions that is usually explained by invoking dark matter. ...

dateNov 08, 2016 in General Physics
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The secret lives of long-lived particles

The universe is unbalanced. Gravity is tremendously weak. But the weak force, which allows particles to interact and transform, is enormously strong. The mass of the Higgs boson is suspiciously petite. And the catalog of ...

dateOct 03, 2016 in General Physics
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Hunting for dark matter's 'Hidden Valley'

Kathryn Zurek realized a decade ago that we may be searching in the wrong places for clues to one of the universe's greatest unsolved mysteries: dark matter. Despite making up an estimated 85 percent of the total mass of ...

dateMay 24, 2016 in General Physics
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