Snow gets its white color because of the way light and color work - but in paintings, artists use a few other tones to make their snowscapes look more realistic and more interesting. Plus: why a New York City department store once tried to sell chips of 100,000 year old ice.
Really, Really White Paint Can Act Like A Coat Of Air Conditioning On A Building (Cool Weird Awesome 405)
Scientists at Purdue University have a way to help keep us cool to the point that we might not even need air conditioning, and all it takes is a fresh coat of a special paint. Plus: the town of Asbestos, Quebec has finally chosen a new name!
Judging by my kids' toy collections I thought fluorescents were already about as bright as possible. But chemists at Indiana University and the University of Copenhagen have found a way to make the brightest fluorescent materials ever made. Plus: for World Elephant Day, meet Lucy, the elephant-shaped hotel on the Jersey Shore.
Vantablack is a color that's so black it absorbs almost all of the light nearby. There's new research out about a "vantafish" that does almost the same thing to avoid its hungry bioluminescent neighbors. Plus: you've heard of drive-in theaters; Paris is going to have a "float-in" theater featuring "socially distanced boats" on the Seine.
Paintings made with Day Glo paint - some by well-known and influential artists - are losing their glow over time. Conservationists don't yet know how to solve this puzzle, but we do at least know how Day Glo got started.