Who invented radium
radium is element 88. the first 92 elements were made by nature. Elements larger than 92 were man-made in a lab, but many of them only last a few seconds before decaying into elements 1-92.
Radium wasn't invented, it's an element.
Mother nature or god or evolution or whatever you believe in created it.
it wasnt invented by anyone. It was, however, first discovered by Marie Curie I believe.
wasnt created, it was formed in eighther the big bang or super novas. or both.
It's an element, no one invented it...