The issue: Many runners (particularly women) report that their fitness trackers tell them they’re exercising in a higher zone ...

Try this ancient multiplication trick—halves and doubles, also called Egyptian or Russian math—where you repeatedly halve one ...

Financial planners recommend saving around 75% of your pre-retirement income for retirement. Using the 4% rule, you can ...

A version of this puzzle originally appeared in the October 1960 issue of Scientific American. What’s the Most Distant Galaxy ...

The problem is not a lack of talent in the world. It is a lack of innovation in our hiring. A borderless model solves this.

Educators and administrators in recent years have been eager to reimagine math instruction. Troubled by high failure rates in ...

Mathematics education must move beyond marks and memorisation, focusing instead on reasoning, problem-solving, and creative ...

Dear style & substance, I have never shown much emotion. Recently, I was asked by a friend if I even cared about a tragic situation because I wasn’t saying much. I care deeply. I just don’t talk about ...

A group of middle school girls is puzzling over a pie chart about reading habits in the U.S. Their “math designer” stands at ...

Per the U.S. Department of Agriculture, “Median total farm household income has exceeded the median U.S. household income in ...

How leaders can push through so the peak is just a pressure point. The systems that brought you here begin to strain. The ...