Mathematician, writer, Cornell professor. All cards on the table, face up, all the time.

I’m not a physician. I want to say upfront that this is just a theory; however, working with physicians and being married to one for twenty-one years has sparked a theory I think is worth bringing up.

Kevin O'Leary has argued that $500,000 could be enough to retire if it produces around 5% annually. On paper, that means collecting $25,000 per year without spending the principal. That promise comes ...

In our field of applied mathematics, the long, human process of trial and error — not just the solutions themselves — is often what has led to progress. By Steven ...

Spokane Public Schools can move the middle school bell to 7:30 a.m. with the stroke of a pen. What it cannot move is the adolescent biological clock. For Spokane middle school students this is not a ...