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 - ...

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 ...

The element radium can be found in extremely tiny amounts in the Earth’s crust and oceans, and in its pure form it is a soft silvery metal. To an untrained eye, a small piece of radium may look like a ...