OpenAI has revealed a breakthrough proof that overturns a nearly 80-year-old geometry conjecture posed by Paul Erdős.

Nahda Nabiilah is a writer and editor from Indonesia. She has always loved writing and playing games, so one day she decided to combine the two. Most of the time, writing gaming guides is a blast for ...

In case you've faced some hurdles solving the clue, Just a number number, we've got the answer for you. Crossword puzzles offer a fantastic opportunity to engage your mind, enjoy leisure time, and ...

Imagine a problem so fiendishly hard that one of the greatest mathematicians of the 20th century publicly mused that even alien civilisations might struggle with it. That was Paul Erdős on Ramsey ...

In today’s picture puzzle, how many number 6s can you find in this image? In the above image, you can all see a young woman standing on a road holding a rectangular cardboard sign. Behind her, there ...

Optical illusions are a fun and interesting way to challenge our brains and sharpen our observation skills. Sometimes, what we see at first glance is not the complete picture. There are hidden within ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.

Puzzles are universal. Even from our youngest days, we love solving problems and even the most simplest of puzzles. This love grows as we do, and game developers have harnessed that into some truly ...

Take the pressure off of problem solving with engaging thinking games that encourage students to work together to find solutions. Like many teachers, I used to think of problem-solving as something I ...

One year, four stories, and twelve issues later, Batman’s most haunting storyline in years has reached its end. The lauded miniseries Batman: Dark Patterns concluded with its twelfth issue, and the ...

Randomly scramble the digits 0, 1, 2, 3, 4, 5 and 6 to form a seven-digit number (or a six-digit number if the leading digit is 0). Rank the following events in order ...