MATERIALS SCIENCE

Explore how the use of natural and manmade materials further technology. Read articles on subjects such as nanotechnology, iron steel and reverse osmosis.
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How Rubber Works

Charles Goodyear was obsessed with this stretchy material, and we are, too. It's weatherproof, shockproof and entertaining, and it's found in more products than you can shoot a rubber band at.

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  • What is nanotechnology?
    What is nanotechnology?

    Nanotechnology is one of the hot buzzwords of the 21st century. You know that it has to do with things that are very small, but just what are the implications of technology on the molecular scale, anyway? See more »

  • What is the gray goo nightmare?
    What is the gray goo nightmare?

    If people could create nanomachines, they might be able to help fight diseases on the molecular level. They might even be able to replicate themselves. But what happens if that process gets out of hand? See more »

  • What is glass ionomer cement?
    What is glass ionomer cement?

    Glass ionomer cement is a kind of cement used in restorative dentistry. Learn what glass ionomer cement is in this article. See more »

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