The quantum computing startup has outperformed the broader market in 2025, but its rise has left it trading at a hefty ...

Gray code is a systematic ordering of binary numbers in a way that each successive value differs from the previous one in ...

Puzzle 1: You are given nine gold coins that look identical. You are told that one of them is fake, and that this coin weighs ...

Seven brainteasers feature in intelligence agency’s 2025 Christmas card, with covers designed by UK school pupils A warning from the spies at GCHQ: a robber is on the loose, intent on stealing ...

For James Bond, it would be child's play. But do you have what it takes to crack the code in GCHQ's fiendish Christmas card puzzle? GCHQ's in-house puzzlers set to work on seven fiendish brainteasers ...

The chief ‘puzzler', Colin, said they are designed "to test everything from codebreaking and mathematical analysis to lateral thinking and creativity". Alan Turing and his team famously cracked the ...

Trying to find the newest Rivals codes? This Roblox shooter made by Nosniy Games is all about battling it out in 1v1 to 5v5 matches until one side achieves the five wins needed for victory. All tested ...

Fans of codebreaking, maths and brainteasers can now try their hand at the latest cryptic Christmas challenge set by GCHQ, the UK's intelligence agency. GCHQ released its annual Christmas card on ...

If you fancy yourself as a budding sleuth, hacker or code-breaker, GCHQ has released its annual Christmas challenge and is encouraging people to try and crack the puzzle. Featuring designs from ...

Fast forward to the end of the year, and Hino's view of GenAI appears to have become a little more positive. As noted by ...

The Long and Winding Road (Saturday Variety Puzzle, July 19) The Long and Winding Road (Saturday Variety Puzzle, July 19) The Journal Acrostic (Saturday Variety Puzzle, July 12) The Journal Acrostic ...