VOICED: Scientists pierce secret of Stradivarius violin -- in part

The video explores the legacy of Antonio Stradivari, an Italian craftsman who made over 1000 violins, with 650 still existing today. The mystery of the Stradivarius sound has intrigued many, with speculation focusing on the varnish used. After extensive research by experts, it was discovered that Stradivari used a two-layer varnish made of oil and conifer resin with red pigments, common among Italian artists of his time.

How many violins made by Stradivari remain today?

What was the outcome of the four years of study by experts on Stradivari's instruments?