Nobel-winning Canadian astrophysicist turns to mysteries of dark matter

HALIFAX - Having helped rewrite the basic laws of physics, Canadian scientist Arthur McDonald has moved on to one of the universe's biggest mysteries.

Awarded a Nobel physics prize last year for his pioneering work on the changing "flavour" of neutrinos, the 73-year-old astrophysicist from Cape Breton was one of five people awarded the Order of Nova Scotia Wednesday.

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