The idea that a hidden fourth dimension could be woven into everyday reality is no longer just a science‑fiction trope.

Large language models such as ChatGPT come with filters to keep certain info from getting out. A new mathematical argument ...

GCHQ’s chief puzzler, known only as Colin, added: "This year's Christmas challenge features seven puzzles designed to test everything from codebreaking and mathematical analysis to lateral thinking ...

The UK's intelligence, security and cyber agency creates a Christmas Challenge puzzle every year and this year marks a decade of challenges.

GCHQ released their annual Christmas card on Wednesday, filled with puzzles and hidden codes designed to help children aged 11-18 test a range of problem-solving skills. The card was created by ...

This simple-looking equation is dividing people online. Can you recall the golden rule from math class to find the right ...

CHADRON, Neb. (AP) — When Steven Haataja came to this remote corner of Nebraska, where cowboy hats are still worn for work and rodeo trophies greet visitors to the local college, it was supposed to be ...

Flex your math muscles with this weekend’s brain teaser. Play now.