But the “Mona Lisa” — said by the Louvre to be a portrait of Lisa Gherardini, the wife of a Florentine silk merchant — and other works by Leonardo still have other secrets to tell.

But the “Mona Lisa” — said by the Louvre to be a portrait of Lisa Gherardini, the wife of a Florentine silk merchant — and other works by Leonardo still have other secrets to tell.

With fewer than 20 Leonardo paintings believed to have survived, of which only the “Salvator Mundi” remains in private hands, the owners of the “Isleworth Mona Lisa” may be hoping for a ...

Check out what's clicking on Foxnews.com Mona Lisa's famous smile might not have been genuine when she was painted by Leonardo da Vinci more than 500 years ago.

In Leonardo's case, this super-vision may have enabled him to see and capture fleeting moments in his paintings — such as the enigmatic half-smile of the Mona Lisa.

Mona Lisa, also called 'La Gioconda' or 'La Joconde', c1503-1506. Oil on wood by Leonardo da Vinci. UniversalImagesGroup/Getty ...

The “Mona Lisa” has given up another secret. Using X-rays to peer into the chemical structure of a tiny speck of the celebrated work of art, scientists have gained new insight into the ...

The “Mona Lisa” has given up a secret. Scientists used X-rays to peer into the chemical structure of a tiny speck of the celebrated work of art. They came up with a new insight into t… ...

FILE – Journalists walk past Leonardo da Vinci’s Mona Lisa during a visit of the Louvre museum Tuesday, June 23, 2020. Using X-rays to peer into the chemical structure of a tiny speck of the ...