Other unsolved mathematical mysteries are akin to the branches of trees. The trees themselves—fields within the wider subject ...

What shapes are made by a spinning needle? This seemingly innocent problem has puzzled mathematicians for decades, but now a ...

In 1907, the English author and mathematician Henry Ernest Dudeney posed a puzzle: Can any equilateral triangle be cut into ...

Mathematicians once turned up their noses at imaginary numbers. But complex analysis actually simplifies math and physics.

Former Bank of Canada Chief Wins Race to Lead Liberal Party, and Canada Mark Carney will replace Justin Trudeau as party leader and the country’s prime minister amid threats from the U.S. He’s ...