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Our Planet Archive

How Big Is The Atmosphere?

This animation describes the various layers of the atmosphere and the height of each. The atmosphere’s layers from the ground up are the Troposphere, Stratosphere, Mesosphere, Thermosphere, and the Exosphere. This video shows the layers to scale and describes what can be found at each layer.

10 Incredible Archaeological Finds

This video contains some of the most important and bizarre findings about the history of Earth’s civilizations. 10. Roman Dodecahedra9. The Antikythera Mechanism8. The Dead Sea Scrolls7. The Voynich Manuscript6. Terracotta Warriors5. The Rosetta Stone4. Nebra Sky Disc3. Lead Books Found in Jordan2. The Library of Ashurbanipal1. Gobekli Tepe

How The Grand Canyon Was Made

A look at how the Grand Canyon was formed over millions of years. The video contains some beautiful HD images of the Grand Canyon. Published by Universe TV this video of the formation of the Grand Canyon is 45 minutes in length.

What Causes The Colors Of The Northern Lights?

The Northern Lights are caused when charged particles from the Sun collide with atoms of oxygen and nitrogen in our atmosphere. The colors of the aurora indicate how high up the collision occurred. Red – 150 miles above Earth Green – 100 miles above Earth Violet – 60 miles above Earth Blue – Less than