Create and share a new lesson based on this one.

About TED-Ed Selects

TED-Ed Selects are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.

Meet The Creators


Additional Resources for you to Explore
To learn more about the discovery of iridium and osmium, check out this video from Periodic Videos.
For all the basics about osmium, check out the Visual Elements Periodic Table.
For amazing photos and facts about osmium, check out The Elements by Theodore Gray.
Just like the anticancer drugs based on platinum, such as the famous cisplatin, there are some that have been synthesized from osmium.