Discover how the Chennai Maths Circle nurtures gifted children's love for math with expert mentors and supportive peers.

An airplane, traveling with a constant engine speed, makes a large and perfect circle parallel to the ground. There is no ...

What time does the clock show? Show puzzle solution Label the lower hand pointing left A, the higher one pointing left C, and ...

For Mr. Santos, math can also inspire ideas about structures that have already been built — a new way to see and appreciate ...

Alexander Grothendieck was a titan in his field, making deep connections that fuelled a revolution in mathematics, before ...

The services, which can cost more than $50,000 a year, make impossible dinner reservations and finagle special treatment. In ...

One string in each of the following pairs can be unraveled into a circle—the so-called unknot. Which one is it? Challenge problem: The other two knots, which can't be completely unraveled, can each be ...

A new initiative pieced together by the National Quilt Museum, along with professors at Murray State University, is using the ...

An unknot (also known as the trivial knot) can be drawn with any number of crossings. Any possible manipulation of a knot ...

Bill Rollins Jr., 97, wrote and self-published 'Trisecting an Angle,' to try to share his solution with the world.

This flat-rate rewards card can earn more than most tiered cards for everyday spending. Here's why an unlimited 2% can go a ...