It all comes back to this sense of intense competition, but also of collaboration, which Robert Kolker explored in New York magazine last week. "Not everyone cheats, but it is ­collaborative," one ...

The relationship between mathematics and morality is easy to think about but hard to understand. Suppose Jane sees five people drowning on one side of a lake and one person drowning on the other side.

The writer, of Omaha, is a Unitarian Universalist minister and a moral math pioneer. Sen. Deb Fischer says Working Families Tax Cuts will help Nebraska families this season by making lower rates ...