Here's a puzzle from The Pyrgic Puzzler by Christopher Maslanka: You drop a ball from 1 meter high. Each time it bounces, it ...

IQ tests present the readers with problems in the form of picture puzzles or math problems, and the reader needs to find the ...

The most famous packing problem concerns spheres. In 1611, the astronomer Johannes Kepler proposed that the densest way to ...

Joshua Zahl, the American mathematician who recently solved the century-old Kakeya conjecture, is leaving Canada's UBC for a ...