It quotes Jesus as saying, “Recognize what is in your sight, and that which is hidden from you will become plain to you. For there is nothing hidden which will not become manifest.” ...

Some secret messages materialize in highly unexpected ways. Caustics, a 2022 collection from the Royal Mint’s jewelry brand, uses light to create symbols.

In steganography, an ordinary message masks the presence of a secret communication. Humans can never do it perfectly, but a new study shows it’s possible for machines ...