Who doesn't love a good visual puzzle? For years we've been publishing Spot the Difference puzzles in our print magazine. To play, you simply study the photo on the left, then compare it to the same ...

On-air challenge: Every answer today involves a Christmas carol or a popular Christmas song. Rearrange the letters of TINSEL to spell a word. Then rearrange the letters of THING to spell a word. The ...

Three men have come close enough to solving GCHQ's taxing Christmas puzzle that they have been declared the winners. The five-round challenge started last year, with a complex grid-shading teaser ...

GCHQ has revealed its Christmas puzzle which includes cryptic clues and a ‘hidden’ message. The annual festive brainteaser is used to persuade children and adults to think about a cybersecurity career ...

Did you know we can thank Coca-Cola in part for the Christmas imagery we see today? In 1931, they released an advertisement with the popularized image of Santa – a jolly, fat man sporting red, white ...

The UK’s largest spy agency, GCHQ, has sent out its annual Christmas card – with a set of puzzles aimed at inspiring young would-be secret agents. Every year, the intelligence, cyber and security ...

LONDON — What does a spy agency give for Christmas? How about a riddle wrapped in an enigma inside a mystery. GCHQ, Britain’s electronic and cyber-intelligence agency, on Wednesday, published its ...