Art explainer: what can science tell us about Tudor portraits

What secrets, surprises and insights can scientific techniques help us discover about the oldest portraits in the National Portrait Gallery's Collection?
Conservation specialists at the National Portrait Gallery use a range of tools and techniques to make discoveries about the paintings and to take care of them. Members of the conservation team share secrets discovered using scientific techniques that help them to see beneath the surface of some of the Gallery's most important paintings.
Explore further at: www.npg.org.uk/schools-hub/art-explainer-what-can-science-tell-us-about-tudor-portraits