The lanthanide (4f) and actinide (5f) elements (collectively the “f-block”) comprise around a quarter of the periodic table, and many are essential to key aspects of modern life and society. These ...

Gurmeet Kaur is an Education Industry Professional with 10+ years of experience in teaching and creating digital content. She is a Science graduate and has a PG diploma in Computer Applications. At ...

Polly Arnold is drawn to challenging problems at the far reaches of the periodic table. “It’s all about the f block,” she says of the work in her group, which is split between the University of ...

Recognize these rows and columns? You may remember a detail or two about this mighty table’s organization from a long-ago chemistry class. Elements are ordered according to their number of protons, or ...

In their momentary life span, atoms of lawrencium, element 103, may have left a lasting impression on the structure of the periodic table. For the first time, researchers have measured a basic ...