The periodic table is one of the triumphs of science. Even before certain elements had been discovered, this chart could successfully predict their masses, densities, how they would link up with other ...

In ancient Greek mythology, the Titan Prometheus was bound to a rock as punishment for stealing fire from the gods and giving it to humans. The rare radioactive element promethium was named after him ...

Nearly 80 years after scientists at Oak Ridge National Laboratory discovered an extremely rare radioactive element called promethium, a team at the lab published a landmark study on the subject that ...

After a year of fastidious planning, a microscopic sample of the ultra-rare radioactive element berkelium arrived at a Berkeley Lab. With just 48 hours to experiment before it would become unusable, a ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com. “What is radium and why is it dangerous?” – ...

Where does the periodic table of chemical elements end and which processes lead to the existence of heavy elements? Researchers report on experiments to come closer to an answer. They gained insight ...

Here’s what you’ll learn when you read this story: Many of us remember a time when the periodic table appeared with some curious blank spots. Your age determines what those blank spots were, but ...

We’ve reached the limit of a very successful way to make new elements in the lab. In new research, scientists unveil a new take on that technology and report its success. The heaviest elements could ...