After lighting all four blue flames and finding the Chess Room in Blue Prince, you may have noticed there's a breakable wall waiting for your Power Hammer. Behind that wall is a wide-ranging puzzle ...

The expert cryptanalyst and the Sunday-puzzle expert alike rely on the fact that letters have their own personalities. As David Kahn writes: “To the casual observer, they may look as alike as troops ...

Hamster Kombat has received quite a lot of buzz since it came out in March 2024 due to over 200 million people playing it ...

The United States National Security Agency — the country’s premier signals intelligence organisation — recently declassified a Cold War-era document about code-breaking. The 1977 book, written by ...