Squeaks is back from his trip around the world! In this episode, he and Jessi discuss the first stop on his trip: Yellowstone National Park.

We know that fossils are fragile, and volcanoes are destructive. So you wouldn't think that volcanoes are really any help when preserving fossils... but you'd be wrong! From the Laetoli Footprints to the Blue Lake Rhino, here are five...

When we hear the term symbiosis, we tend to think about a simple partnership between two biological organisms. But in many cases, there are more than two parties involved and it's way more complicated.

Dr. Mark Hebblewhite comes to the SciShow studio to talk to Hank about his research into ungulate herbivores and their predator-prey relationships with a variety of carnivores.

Around 74,000 years ago, a volcano called Toba in Sumatra exploded, and some scientists think it had a serious impact on the human population and some...don't.

See the gurgling mud pots and bizarre geology of Yellowstone, America's first national park.

Are we ready for a mega-blast from the supervolcano in Yellowstone National Park?

A large cauldron-like volcanic feature, formed when a chamber full of magma empties and the ground above it collapses.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...

Revealing some of the most active, to the most potentially devastating, volcanoes on Earth. Earth Science - Geology - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab...

The geothermal features of Yellowstone National Park are a clue to its deadly secret. It sits on a massive supervolcano. But why can't we see it and will it ever erupt? Earth Science - Geology - Learning Points. Yellowstone National Park...

How Volcanic Eruptions Shape Earth explores changes in Earth's surface by explaining that new lands are formed as a result of volcanic eruptions.

A combination of lightning, drought and human activity caused fires to scorch more than one-third of Yellowstone National Park in the summer of 1988. Within a year, burn scars cast a sharp outline on the 793,880 acres affected by...

The first dedicated National Park anywhere in the world, Yellowstone attracts 318 million visitors every year. It was saved for posterity by the work of two pioneering artists.

This live-action video program is about the word crater. The program is designed to reinforce and support a student's comprehension and retention of the word crater through use of video footage, photographs, diagrams and colorful,...