In most boardrooms, the final decision still comes down to a small circle of leaders weighing a narrow set of choices. Yet the problems they face now contain thousands, sometimes millions, of possible ...

For more than a century, Srinivasa Ramanujan’s uncanny formulas for the number pi have looked like pure mathematical fireworks, dazzling but detached from the physical world. Now a new wave of ...

The length of a day is not immutable. Factors ranging from the gravitational pull of the Moon to complex movements within the planet constantly modify the time it takes for Earth to complete one ...