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In the third century BCE, Apollonius of Perga asked how many circles one could draw that would touch three given circles at exactly one point each. It would take 1,800 years to prove the answer: eight ...

U.S. employers and colleges are contending with more young people who are behind academically. Some are trying to make up where schools have failed. U.S. employers and colleges are contending with ...

This is read by an automated voice. Please report any issues or inconsistencies here. American students are experiencing a math crisis marked by a decline in scores that began over a decade ago and ...