The full painting: Rachel Ruysch, Still life with flowers in a glass vase, 1716, oil on canvas, 48.5 x 39.5 cm, Rijksmuseum, Amsterdam. AGNSW. Ruysch’s family had a particular connection with ...

Researchers have spotted a never-before-seen chemical effect in Vincent Van Gogh's Flowers In A Blue Vase that is dulling the work's vibrant yellows. It seems a layer of varnish added later to ...