Видео с ютуба Heaviest Element On Earth

Osmium- The heaviest element!

Top 10 Heaviest Materials on Earth

The most dangerous elements on the periodic table - Shannon Odell

Every Radioactive Elements Explained in 12 Minutes

The man who tried to fake an element

The Strange Cosmic Origin of Earth’s Most Precious Metals

Shocking Discovery: The Heaviest Element Ever Chemically Studied – Superheavy Elements Unveiled

Are There An Infinite Number Of Elements?

Can We Create New Elements Beyond the Periodic Table?

Astro Alchemy: Where Rare Elements Come From