In this video adapted from NOVA scienceNOW, find out about the discovery of a new building material, the carbon nanotube, whose physical properties could theoretically enable the creation of a 22,000-mile elevator to space. [4:29]

In this video segment adapted from NOVA, see how nanotechnology might be used to create a new, cheaper way to produce solar electricity for the home. [3:01]

A materials science and engineering professor, Dr. Chris Muhlstein of Penn State University, explains how to rearrange atoms without touching them with your hands. [3:06]

Even an empty lunch sack is useful to science. You can examine it and come up with some traits. In this episode, Sabrina chats about things like malleability, hardness, conductivity, and magnetism. And all with lunch!

Quick, think of three words to describe yourself. TIME'S UP! What did you think of? Chances are you thought of descriptive words that we call Properties. In this episode of Crash Course Kids, Sabrina talks about how properties help us...

Ever wonder what methods you can use to make something? From manual to semi-automatic to fully automatic, watch what methods you can use to dome some simple manufacturing tasks such as cutting and drilling.

Industrial engineer Erin Gately creates new environmentally friendly products by ensuring that computer products are made with fewer non recyclable materials. [1:04]

Rock out with Ruff Ruffman and his brother Scruff as they sing about what they've learned about cooking from their cook-off competition. [3 min, 9 sec]

Explore kitchen chemistry as Ruff Ruffman learns that mixing the right ingredients matters when creating a colorful dessert. [5 min, 8 sec]

Explore kitchen chemistry as Ruff Ruffman competes with his brother Scruff to make the tastiest egg dish in the shape of a duck. Ruff quickly learns that liquids behave much differently than solids when poured into a pan. Will Ruff be...

Rock out with Ruff Ruffman and Fluff as they sing about the best materials. [2:23]

Explore material properties as Ruff Ruffman investigates to find the best material to make a rhino raincoat. [5:27]

Explore material properties as Ruff Ruffman tries to find the right material to transform Fluff the Rhino into Fluff the Dog. [4:08]

Explore material properties as Ruff Ruffman figures out how to fix Blossom's things. [4 min, 47 sec]

Explore material properties as Ruff Ruffman figures out how to keep a rhino from ruining his roommate's apartment. [7:31]

Explore structural science as Ruff Ruffman uses his new service, called "Ask Ruff First" or "ARF, to entertain a bored hamster. [4:26]

Explore structural science as Ruff Ruffman uses his new service, called "Ask Ruff First" or "ARF, to find out if you can build a chair from a newspaper. [4:59]