How likely is it that everyone in a family Kris Kringle will draw their own partner? It took a roomful of mathematicians to find out.
A sea otter floats in Kachemak Bay, Alaska.
AP Photo/Laura Rauch
Sea otters had been absent from this Alaskan national park for at least 250 years. By marrying math and statistics, scientists map this animal's successful comeback.
A vote is cast in New Hampshire 2012 primary.
AP Photo/Matt Rourke
Some American voters hope that instant runoff can make our elections better. But a mathematician has an idea for another solution.
Weighing up your votes.
The 2016 election made clear that the Electoral College does not weigh votes from all states equally. A new analysis suggests the power of your vote is closely linked to voter turnout in your state.