It is rare to read about “spectacular progress” or a “once-in-a-century” result in mathematics. That’s for good reason: if a problem has not had a solution for many years, then ...

If you're a fan of these quirky puzzles, we’ve got a fresh one that has recently caught the attention of the internet. A new maths brain teaser shared on X has puzzled users.(X/@brainyquiz ...

SEE ALSO: A math problem for 14-year-olds is stumping the world The question shows a circular puzzle with five numbers in it. There are four corresponding blanks that are meant to be filled in ...

A seemingly easy math puzzle making the rounds on the internet may not be all that it seems as the simple solution requires somewhat complex thinking. The brain-teaser, which has gone viral on X ...

Smith has two children. At least one of them is a boy. What is the probability that the other child is a boy? Jones has two children. The older one is a girl. What is the probability that the ...