Global Affairs

Scientists identify secret ingredient in Leonardo da Vinci paintings

January 22, 2026 at 05:30Z
BIAS: Lean Left
RELIABILITY: Mixed

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CNN World
17:43Z

“Old Masters” such as Leonardo da Vinci, Sandro Botticelli and Rembrandt may have used proteins, especially egg yolk, in their oil paintings, according to a new study.

Source Assessment

Political Bias
Lean Left
Reliability
Mixed

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