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 ...

More than half of Americans have a radioactive element in their drinking water, according to a non-profit environmental group's investigation released Thursday. The report analyzed six radioactive ...

In Tuesday’s episode of National Geographic’s Genius, we meet Marie Curie, the brilliant female scientist at the turn of the century who discovered, among other things, the element radium. The problem ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Kelling Donald, University of Richmond (THE CONVERSATION) Advertisement Article ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...