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Natural Disasters: Florida's Frequent Natural Disaster

Related Article: Learn more about geology.

This clip discusses sinkholes. Due to its limestone base, Florida has more sinkholes than any other state.

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Glitzy Gifts That Give Back (5:09)

The Diamond Information Center has spearheaded a project with four well-known charities in an effort to give back to those afflicted or affected by AIDS and Cancer. Shoppers will have the opportunity to purchase jewelry pieces with a portion of... More »

Outdoors on the Alpine Tundra (5:38)

Watch this episode of Eco Geeks about the alpine tundra on HowStuffWorks. Different tree and plant life grow according to the environment at that elevation. Learn what grows at what elevations and what animals live in the alpine tundra in this... More »

Prairies Explained (3:35)

Watch this episode of Eco Geeks about prairies on HowStuffWorks. Why do grasses dominate certain ecosystems while trees do not? Learn the answer and more about prairies in this episode of Eco Geeks.

Sea Cliffs (0:41)

From the Archives of Discovery: Over time, the ocean erodes rock into dramatic and strange formations. Learn more about sea cliffs here.

What Are the Odds? Yellowstone (2:52)

What are the odds a volcano will erupt in Yellowstone National Park? Learn more about odds in this video.

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G Word: Habanero 3 (2:35)

This clip from Planet Green's "G Word" takes us to Haberno 3, a geothermal well. The drill site is one of the hottest non-volcanic spots on earth.

Dirty Jobs: Tar-Pit Shoring (1:25)

Mike Rowe installs boards to shore the walls of the La Brea Tar Pits, preventing the surrounding asphalt from seeping in and filling the pits. Watch this video from Discovery Channel's "Dirty Jobs."

Dirty Jobs: Tar Pit Excavation (1:35)

As Mike Rowe learns how to distinguish between rocks and bones at the La Brea Tar Pits, cameraman Doug slips into the tar. Watch this video from Discovery Channel's "Dirty Jobs."

17 Kids and Counting: Dugging For Diamonds (2:19)

A diamond lasts forever and that's why the Duggar kids search for diamonds to pass down to their children. Watch this video clip from TLC's "17 Kids and Counting."

Against the Elements: Caught in a Landslide (4:38)

In Portland, Oregon, two men find themselves battling for their lives as a landslide hits their vehicle, and it's all caught on tape! Watch what happens in this video from Science Channel's "Against the Elements."

Discovery News: Mud Cave (0:42)

Reporting from the Ozarks in Arkansas, Discovery News' Jorge Ribas finds out how Mud Cave gets its name. Learn more in this clip from Discovery News.

Earth: What Weather Gurus Love Most (1:36)

What do two of the world's greatest meteorologists think is great about the sky? James Williams finds out in this clip from Discovery's "Earth" series.

Earth: The Secret of Spook Hill (3:58)

Are there really places that defy gravity? James Williams gets a first-hand look in this video from Discovery's "Earth" series.

Earth: Evidence Links Asteroid to Tsunami in New York (0:51)

More than 2,000 years ago, New York City was hit by a massive tsunami. Now a controversial new theory says an asteroid may have caused it. Check out this clip from Discovery's "Earth" series to learn more about this historic event.

Earth: Caves Saved from Above (3:14)

Karst ecologist Mike Slay goes to great depths to preserve cave habitats from pressures above and below. Watch as Jorge Ribas follows him deep underground in this clip from Discovery's "Earth" series.