(CNN) -- As though it wasn't hard enough to memorize the names and atomic weights of 117 elements in the periodic table, scientists have now confirmed a new one. Researchers from Lund University in ...

Everything we can see and touch, and quite a lot that we can’t as well, is made of tiny particles called atoms. Some substances, like particles of this iron, contain only one kind of atom. Iron is an ...

Discover the significance of rare-earth elements, their applications in technology, and the global race for their resources.

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

As though it wasn’t hard enough to memorize the names and atomic weights of 117 elements in the periodic table, scientists have now confirmed a new one. Researchers from Lund University in Sweden ...