In the exhibition Ghost, on view at Franz Kaka gallery in Toronto, Jennifer Carvalho repaints fragments of 15th-century ...

Pieter Bruegel the Elder's 16th-century painting 'The Fight Between Carnival and Lent' contains hidden playing cards. This ...

Now, a piece of art has been restored 230 years after it was first painted to reveal a spooky, hidden demonic figure hiding in the background. The painting in question is the 1789 work by English ...

"I think about what I'm doing as a sort of archeology of art history," the Toronto-based artist says during a phone interview. "I'm often mining objects and images from antiquity to the early ...

Don't be misled by the apparent simplicity of this optical illusion problem! Your IQ and observational abilities will be put ...

Most image-based steganography we’ve seen makes subtle changes to the image’s colors. We’ve also heard Morse code hidden in audio.

Hulton Archive/Getty Images A huge painting of Cardinal Richelieu by Philippe ... explorer Will Millard as part of his BBC Wales series, Hidden Wales. Mr Millard described it as one of the most ...

This image contains a hidden audio track which you’re very familiar with. Well, it used to. We’d bet we messed up the careful encoding that [Chris McKenzie] used to hide data within an image ...

The tension between sacred mysteries that must be shielded from outsiders and those that can be revealed animates an ...

The careful restoration effort aims to uncover the church's hidden past, offering visitors a glimpse of the same walls Paul Revere once knew. Old North Church is famous for the two lanterns hung ...