{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/621cc5a140c0770013581ceb/6470cdcd4ec2ce00115918f4?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"Colours: from Cave Paint to Nanotube Black","thumbnail_width":200,"thumbnail_height":200,"thumbnail_url":"https://open-images.acast.com/shows/621cc5a140c0770013581ceb/1647353366383-f2f1db1c89f28176b418dca0906055fd.jpeg?height=200","description":"<p>There's a theory that the invention of paint had something to do with the dawn of humanity. We are on a never-ending quest to create brighter, better colours. From grinding rocks, to crushing bugs, concocting chemicals and now manipulating nanotubes - a mind-boggling array of beautiful pigments and dyes litter our history.</p><p><br></p><p>Today's guest is Kassia St Clair, author of international bestseller <em>The Secret Lives of Colours</em>.</p><p><br></p><p>Produced by Freddy Chick, Senior Producer is Charlotte Long</p>","author_name":"History Hit"}