These are math’s most famous open questions. Solve one, and you’ll win a $1-million prize—but it’s only happened once since ...

Kharizmi helped solidify the concept of algorithms in mathematics and popularized algebra and the use of the zero.

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Construction on the $20 million bridge in Siskiyou County began last year and is expected to be complete by this fall, with miles of eight-foot-high fencing along the highway to help funnel animals ...