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

EarthDate is now managed by Switch Energy Alliance, continuing its long-standing mission of clear, science-based earth and energy education.

Earth facts

Episode

463

Dynamic Dunes

March 10, 2026

Episode

459

Drink of the Emperors

February 10, 2026

Episode

458

The Shape of Water

February 3, 2026

Episode

441

Energy Born of Earth

October 7, 2025

Episode

432

Did Earth Have Rings

August 5, 2025

Episode

423

Fibonacci Sequence

June 3, 2025

Episode

420

Mount St. Helens Eruption

May 13, 2025

Episode

418

Grand Teton National Park

April 29, 2025

Episode

415

Mystery of the Wallace Line

April 8, 2025

Episode

410

Essential Algae

March 4, 2025

Episode

409

We Moved the North Pole

February 25, 2025

Episode

405

Where Did the Giant Mammals Go?

January 28, 2025

Episode

403

Frogsicles

January 14, 2025