For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

A new collection of research papers examines how humans conceptualize numbers and the numeral systems we’ve build around them ...

Most of us have little trouble working out how many milliliters are in 2.4 liters of water (it's 2,400). But the same can't be said when we're asked how many minutes are in 2.4 hours (it's 144).

Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about ...

Edgar Wright's "The Running Man" isn't strictly a remake, but it's a great example of why Hollywood has a lot to gain from ...

Why the web as we know it may fade and what AI, personal agents, and data interfaces mean for publishers, SEO, and commerce.

Stage 5: Justify thinking. A vital habit that many students need to solidify is recontextualizing after they solve ...

The bipartisan foundations of the U.S. refugee resettlement program, built by Democratic and Republican leaders alike, have saved countless lives and strengthened the social and economic fabric of the ...

A factor is a number which divides into another number, without leaving a remainder. Factors should be whole, positive numbers. Factors always come in pairs. This pair will always multiply together to ...

Some say the reason most manhole covers are round is that a circle cannot fall through a smaller circular hole. Which of ...

The UN migration agency warned on Tuesday that humanitarian efforts in Sudan’s war-torn North Darfur region might come to a ...

A visual puzzle challenges readers to find a hidden number '588' amidst a sea of '583s'. The article explains how our brains ...