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Hydrofoil
1:01
Hydrofoil
The hydrofoil blade at the bottom of the keel is curved.
Sail Wing
1:02
Sail Wing
Sailboats can actually fly faster than the speed of the wind in their wings.
Chicken Feathers
1:56
Chicken Feathers
When you heat chicken feathers to 750 degrees F they become over 200 times more absorbent.
KillaCycle
0:48
KillaCycle
Lithium batteries hold more energy because smaller atoms allow more flowing electrons.
How Batteries Work
0:49
How Batteries Work
To create an electricity-powered vehicle, you need a battery that holds enough energy.
Mammal Survivors
1:40
Mammal Survivors
This amazing fossil leaf just popped out of this rock.
Dinosaur Fossils
1:53
Dinosaur Fossils
In an empty corner of Utah lies a very special landscape.
King of Gore
2:00
King of Gore
When you put flesh on the bones of Lythronax, it looks a lot like T. rex.
Driving Dinosaur Diversity
1:47
Driving Dinosaur Diversity
So what is it with all this diversity?
Pangea
0:56
Pangea
The rocks here in Zion bear witness to a traumatic phase in our continent’s history.
Making Granite From Volcanic Rock
2:16
Making Granite From Volcanic Rock
It would take dramatic transformations to turn volcanic islands into the first continents.
Rock Time Capsules
1:18
Rock Time Capsules
This place is a paradise for geologists and one of our national treasures. It is, of cour
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