Usually, a story about hacking a coded message will have some computer element or, at least, a machine like an Enigma. But ...

Cops say two brothers killed a Lyft driver in Louisiana before stealing her car and leading police on a high-speed chase in Texas Instead of impeachment, Dems are using Article II challenges to impede ...

A new game by Neal Agarwal called wants you to prove you’re human by solving 48 increasingly difficult CAPTCHA puzzles.

After a 35-year quest, the final solution to a famous puzzle called Kryptos has been found. Two writers discovered the fourth ...

Mathematicians thought that they understood how rotation works, but now a new proof has revealed a surprising twist that ...

Jim Sanborn is auctioning off the solution to Kryptos, the puzzle he sculpted for the intelligence agency’s headquarters. Two ...

A $1 million prize is offered for deciphering the enigmatic Indus script; new analyses and artificial intelligence reignite the debate.