Always wondered if there was a hidden meaning behind Costco's price tags? Learn how to crack the code and you could unlock ...

Now, experts have revealed a secret code that can help decipher how fresh items are. According to consumer website Which?, it all depends on which supermarket you're in.

Now, experts have revealed a secret code that can help decipher how fresh items are. According to consumer website Which?, it all depends on which supermarket you're in.

Decipher a Coded Message by Rick Groleau You could do worse than to confuse the meanings of "code" and "cipher"—even cryptographers sometime use the terms as though they had the same meaning.

At low-tide, a rock inscribed with a 230-year-old code emerges on a beach in France. The town where it's located is now offering a bounty to anyone who can decipher the writing inscribed there.