Physics Bedrock Cracks, Sun Shines In | Science News



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Physics Bedrock Cracks, Sun Shines In

10:34am, June 20, 2001

By solving a decades-long mystery about the sun, researchers have set off a scientific ripple that could alter conceptions of the universe as a whole.

In the first scientific data to emerge from the Sudbury (Ontario) Neutrino Observatory (SNO) in Canada, physicists have found evidence that their most fundamental theory of the universe–the so-called standard model (SN: 7/1/95, p. 10) –contains a major flaw. They've also uncovered a new clue to the composition of the dark matter thought to make up 95 percent of the mass of the cosmos.

The revelations arise from a new study of the neutrino, an elusive form of matter. Neutrinos come in

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