Think you’ve got what it takes to crack the code? Watch as I tackle this tricky lock puzzle — can it be unlocked before time ...

The top secret code behind Kryptos, the infamously enigmatic sculpture with four hidden messages that stands at the CIA headquarters, is hitting the auction block in November. Artist Jim Sanborn’s ...

A brain teaser puzzle that challenges people to crack the three-digit lock code in 10 minutes is going viral on Instagram. The mind-blowing teaser asks viewers to figure out a lock's three-digit ...

Assign the digits 0 through 9 to the letters below to create valid sums. Each letter stands for a unique digit, and all occurrences of that letter stand for the same digit. (For instance, if A = 6, ...

If you look at today’s prize cryptic crossword, you’ll see something fishy going on. The clues are full of references to espionage and intelligence work and we’re even told GCHQ have hidden one of the ...

PASADENA, CA: Solve a Martian mystery! Puzzle-lovers around the world can try cracking the code on a Planetary Society and LEGO Company mini-DVD mounted on Spirit, the first of NASA’s twin Mars ...

Amsay Ezerskyway’s Undaysay uzzlepay requires us to crack the code. By Caitlin Lovinger Jump to: Tricky Clues | Today’s Theme SUNDAY PUZZLE — Will Shortz, in his print introduction to this grid, ...