Detail from Rachel Ruysch, Still life with flowers in a glass vase, 1716, oil on canvas, 48.5 x 39.5 cm, Rijksmuseum, Amsterdam. Here’s looking at Rachel Ruysch’s Still life with flowers in a ...

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 ...

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 ...

The 300-year-old blue and white vase, not dissimilar to the one which famously sold for £53 million two years ago, was bought by an unnamed Chinese telephone bidder based in Hong Kong.