A groundbreaking tool developed by the University of St Andrews is transforming how cultural heritage institutions identify toxic pigments in historic books, making it easier than ever to distinguish ...

You probably do not need us to tell you that Arsenic is not healthy stuff. This wasn’t always such common knowledge, as for a ...

Similarly, that you can change the appearance of something’s color is not the same as changing its color. You can make an apple look green or blue, but that is not evidence that the apple is not ...