The Enigma device used by the Axis powers was an electro-mechanical machine that resembled a typewriter, with three rotors that each had 26 possible positions, a reflector that sent the signal back ...

We don’t necessarily think of the food industry as nefarious and Machiavellian – but that is the queasy picture Dr Chris van Tulleken paints in the sobering yet absorbing Irresistible: Why We Can’t ...

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 ...

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 ...

If you believe you are a genius with superior problem-solving skills, then this brain teaser is for a mind as sharp as yours! This viral brain teaser is doing the rounds on the internet, but 99 per ...

For decades, China’s supremacy in the paddle-and-ball game, also known as ping pong, has gone unquestioned. For just as long, ...