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 techniques that ...

PARIS — 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 ...

PARIS 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 ...

A new study took an intriguing turn when scientists discovered a rare compound called plumbonacrite, which only remains stable in an alkaline environment in the first layer of paint in Leonardo da ...

You’d think a girl could be left alone after 500 years, but if anything, the scrutiny of the Mona Lisa is more intense than ever. After studying the painting with 3-D laser scanners, researchers ...

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 ...