As a young girl Kelly Chipps believed she would become a field biologist. Then, in her junior year of high school, she studied physics with a teacher so in love with the subject that Chipps fell in love with it, too.
Imagine back nearly 14 billion years. The universe was very small, very hot and very dense.
There's a problem with our understanding of the universe: We don't know why it has enough matter to make it interesting.
The discovery of element 117—tennessine, as it has been provisionally named—was made possible by a collaboration of researchers in the United States and Russia.