Scientists have discovered a new secret in Leonardo da Vinci’s iconic Mona Lisa. AP “In this case, it’s interesting to see that indeed there is a specific technique for the ground layer of ...

Lisa Simon, a longtime producer and director on Sesame Street, died in New York City on April 4, her 64th birthday. The winner of 20 Emmys over a career spanning than four decades started with a ...

A new study found a rare compound within the “Mona Lisa,” suggesting Leonardo da Vinci may have been the first to use a technique previously found in later paintings.