Tariffs of 20% on imports from China and 25% on imports from Mexico and Canada are causing havoc for artists, who rely on imported raw materials and overseas fabricators

The New Zealand-born artist’s show at the Barbican Art Gallery reflects her diverse approach to materials, including a rare Brazilian rubber called balata

A Scotland Yard report shows that the notorious Dutch faker bought lapis lazuli paint for his “Vermeers” in bulk from Winsor & Newton