Discover the natural wonders of Earth on over 400 radio stations worldwide.

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extinction

Episode

461

Slow Down to Breathe

February 24, 2026

Episode

417

Extinct Tree, Alive Today

April 22, 2025

Episode

405

Where Did the Giant Mammals Go?

January 28, 2025

Episode

326

Earth’s Largest Shark

July 25, 2023

Episode

256

Coelacanth Centenarians

March 20, 2022

Episode

245

Memoir of a Mammoth

January 2, 2022

Episode

223

Polar Excursions

July 31, 2021

Episode

143

The Great Triassic Floods

January 16, 2020

Episode

136

Earth’s Loneliest Species

November 28, 2019

Episode

135

Last Branch on the Family Tree

November 21, 2019

Episode

116

Tuskless Elephants

July 8, 2019

Episode

113

Pterosaurs

June 17, 2019

Episode

Real-World Apocalypse

February 18, 2019