For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

A new collection of research papers examines how humans conceptualize numbers and the numeral systems we’ve build around them ...

Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about ...

Chicago has numerous nicknames, including Chi-town, Windy City and Second City. The city is a center for business and finance and is considered one of the world's top global financial centers. Since ...

AUSTIN, Texas — Friday was the hottest November day ever recorded in Austin, but things are about to change in a pretty big way. After Friday’s record‑setting warmth, a sharp cold front arrives this ...

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Updraft® is your source for Minnesota forecasts and insights from our expert meteorologists, Paul Huttner, Sven Sundgaard and Mandy Thalhuber. MPR News brings you the latest weather outlook, across ...