"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Although the Periodic Table of Elements is an impressive achievement of human understanding, scientists ...

Promethium was discovered in 1945 at Clinton Laboratories, now the Department of Energy's Oak Ridge National Laboratory, and continues to be produced at ORNL in minute quantities. Some of its ...

Conceptual art showing the rare earth element promethium in a vial surrounded by an organic ligand. Scientists have discovered hidden features of promethium, opening a pathway for research on other ...

Scientists have revealed key properties of radioactive promethium, a rare earth element with poorly understood applications, using a groundbreaking new method. When you purchase through links on our ...

Scientists at Oak Ridge National Laboratory study promethium, a radioactive element without stable isotopes, using a new method to analyze its bonding properties. "Promethium was the last puzzle piece ...

Conceptual art shows the rare earth element promethium in a vial surrounded by an organic ligand. ORNL scientists have discovered hidden features of promethium, opening a pathway for research into ...

Experimental first Conceptual art showing the rare-earth element promethium in a vial surrounded by an organic ligand. (Courtesy: Jacquelyn DeMink, art; Thomas Dyke, photography; ORNL, US Dept. of ...

AT a symposium held by the American Chemical Society at Syracuse University on June 30, J. A. Marinsky and L. E. Glendenin, who during the War had succeeded in separating element 61 from the other ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The Periodic Table of Elements is a testament to the many millennia of human exploration of the chemical ...