Researchers have put a number on how heavy an atom nature can produce—and it happens under extreme conditions in specific types of stars and supernovae.

Astronomers have been able to identify the widest range of elements in a star beyond our solar system yet in a Milky Way star called HD 222925.

Using a method called flash Joule heating on coal fly ash more than doubled the yield of most of the rare earth elements, say researchers.

A new luminescent sensor can detect terbium, a valuable rare earth element that produces the green color in our smart phone screens.

For the 150th anniversary of the creation of the periodic table of elements, chemists pick their favorite elements and explain what makes them special.