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EXPLORING THE MATERIAL WORLD
What is it about a material that makes it hard, brittle, or a good
electrical conductor? Powerful new tools like the Advanced Light Source
help scientists probe the inner structure of materials. |
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KEVLAR--THE WONDER MATERIAL
A material so strong it stops bullets! Find out why Kevlar is so strong.
And learn how research facilities like the Advanced Light Source can
reveal the details of Kevlar's structure. |
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SELENIUM: A WINDOW ON WETLANDS
Wetlands are natural recycling plants, but they are often endangered
by the waste people put there. Understanding the complex processes
that enable a marsh to clean water, recycle nutrients, and immobilize
toxic elements will help us protect these diminishing resources. |
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