Skip to Main Content

Science & Nature

Immerse yourself in the wonders of our universe and the majesty of the natural world.
Immerse yourself in the wonders of our universe and the majesty of the natural world.
A Tale of Tusks and Saber Teeth

A Tale of Tusks and Saber Teeth

The first saber-teeth and tusks evolve in the Late Permian and our ancestors, the cynodonts, appear.

Watch NowExplore the Show
  • 1Eons
  • 2NOVA
  • 3Nature
  • 4Lion: The Rise and Fall of the Marsh Pride
  • 5Once Upon a Time in Space
  • 6Ireland's Wild Coast
  • 7Be Smart
  • 8PBS Space Time
  • 9Bugs That Rule the World
  • 10Deep Look
  • Eons
  • NOVA
  • Lion: The Rise and Fall of the Marsh Pride
  • Nature
  • Once Upon a Time in Space
  • PBS Space Time
  • Ireland's Wild Coast
  • Bugs That Rule the World
  • Weathered
  • Be Smart
  • Deep Look
  • The American Southwest
See All Science and Nature Shows

Providing Support for PBS.org

Learn Moreabout PBS online sponsorship

Support for PBS provided by:

or

By creating an account, you acknowledge that PBS may share your information with our member stations and our respective service providers, and that you have read and understand the Privacy Policy and Terms of Use.

Discover More from PBS

Watch Without WOSU Passport

  • Stream the latest episodes of your favorite shows on PBS.org and the PBS app
  • Enjoy Live TV from WOSU
  • Catch up on news and public affairs

Watch MORE with WOSU Passport

Donate $5 per month or $60 per year and:

  • Get extended access to even more episodes
  • Watch full seasons of most popular shows
  • Stream early releases and other exclusive content

Your donation goes to your local station!

Get Passport

Are you sure you want to remove null from My List?