Chemical Elements

Explore Eight Lesser-Known, Useful Elements

Excited for the August 21 eclipse? Visit our Eclipse 2017 page to explore the science, history, and myths of the event. The Curiosity team will be viewing the eclipse alongside NASA in Carbondale, Illinois. Follow us on Facebook for live videos, trivia, and interviews on the big day.

How well do you know the periodic table? If you can recite each element and its functions by heart, then kudos—we're sure that's an awesome party trick. For everyone else, you're probably only familiar with the most common elements. Well, we'd like to introduce you to eight elements that deserve to sit proudly on their periodic table thrones.

Is there something you're curious about? Email us at editors (at) And follow Curiosity on Facebook, Instagram and Twitter.

Hi, Elements—Nice To Meet You

These eight elements aren't as famous as oxygen and nitrogen, but they're still super important.

Share the knowledge!

What Are The Four New Elements On The Periodic Table?

The seventh row is now complete!

If you liked this you'll love our podcast! Check it out on iTunes, Stitcher, Google Play Music, SoundCloud, search 'curiosity' on your favorite podcast app or add the RSS Feed URL.