Now, and only now, you may pick up your brush. The Met’s new show about what happens next, “Siena: The Rise of Painting, 1300-1350,” makes clear how astonishing it is that paint, of all ...

So, you want to start painting miniatures? Welcome. This all-encompassing beginner’s guide on how to paint miniatures takes you through everything you need to know. It’s a broad bible of rock-solid ...

One such work is the Metropolitan Museum of Art’s very own Madonna and Child (ca. 1300), a tempera and gold painting on wood panel that measures no more than 11 inches on its longest side.