Add Yahoo as a preferred source to see more of our stories on Google. Radium was seen as a miracle product, and even used in lipsticks: only later was it realised that it was highly dangerous - ...

Marie Curie's discoveries in radioactivity revolutionized science. She handled dangerous radioactive materials before safety ...

Scientific discovery can be achingly slow, but it was moving swiftly in the 1890s. X-rays had been discovered in Germany just a few days before Christmas in 1895. Several months later, while ...