Hawaii Enlists Urchins to Help Corals Resist Algae Invasion loading...
Hawaii Enlists Urchins to Help Corals Resist Algae Invasion
In Kane'ohe Bay, invasive algae was smothering coral reefs. But scientists have found a clever new way to clean them up.
We Know West Antarctica Is Melting. Is the East In Danger, Too? loading...
We Know West Antarctica Is Melting. Is the East In Danger, Too?
For years, scientists thought that icy, remote East Antarctic glaciers were stable. But that may no longer be the case.
This Island Nation Is Banning Plastic loading...
This Island Nation Is Banning Plastic
Dominica plans to become the world's first climate resilient nation, and banning single-use containers is one step they're taking to get there.
Biodiversity Is In Free Fall. Here’s How We Can Fix It. loading...
Biodiversity Is In Free Fall. Here’s How We Can Fix It.
The tropics are Earth's life support system. Start there.
Why a Quiet Hurricane Season Isn't Necessarily a Good Thing loading...
Why a Quiet Hurricane Season Isn't Necessarily a Good Thing
A warming Arctic may cause storms to track farther west, increasing odds of landfall.
Mass Shark Extinction Triggered by Dinosaur-Killing Asteroid loading...
Mass Shark Extinction Triggered by Dinosaur-Killing Asteroid
By studying fossilized shark teeth, researchers have found that the same asteroid that killed the non-avian dinosaurs laid groundwork for today’s shark species.
Will Grizzly Bears Survive Being Hunted? loading...
Will Grizzly Bears Survive Being Hunted?
As two states plan hunts this fall, fierce debate brews over whether Greater Yellowstone populations will be sustainable.
Cracking the Secrets of Old Faithful's Geyser Eggs loading...
Cracking the Secrets of Old Faithful's Geyser Eggs
Researchers get their first look at a geological 'gobstopper' from Yellowstone, which may hold clues about its iconic geyser's past and future.
Watch Corals Form a ‘Wall of Mouths’ to Catch and Eat Jellyfish loading...
Watch Corals Form a ‘Wall of Mouths’ to Catch and Eat Jellyfish
When your mouth is tiny, teamwork can help to take down enormous prey.
Are Europe's Historic Fires Caused By Climate Change? loading...
Are Europe's Historic Fires Caused By Climate Change?
The heat wave toasting Europe dried out its foliage. That made everything much more likely to catch fire.
South Africa to Export 1,500 Lion Skeletons Per Year—Legally loading...
South Africa to Export 1,500 Lion Skeletons Per Year—Legally
South Africa has nearly doubled the amount of lion bones that can leave the country, in a move many say could encourage illegal trade.
Here's What's It's Like To Be Inside a Wildfire loading...
Here's What's It's Like To Be Inside a Wildfire
Fires like the ones in California spread far and fast. An expert's best advice: evacuate when you're told.
About the Show

From the geysers of Yellowstone to the rugged coast of the Olympic Peninsula, from the torrid Desert of Saguaro to the mystical Smoky Mountains, nothing is left out of this splendid visual feast. Embark on a virtual journey through America’s National Parks and you will marvel at these virtuosic creations of Nature.

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