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FDA defends plastic linked with health risks
WASHINGTON - With scientists at odds about the risks of a chemical found in plastic baby bottles, metal cans and other food packaging, the government on Tuesday gave consumers some tips on how to reduce their exposure to BPA even as it said the substance is safe.
Nations:Canada
2008-09-16
Plastics expert wins $500K Lemelson-MIT award
BOSTON - Consumers have environmentally friendlier plastics, patients in clinical trials have a new device to treat clogged arteries and we all might get disease-treating nanoparticles inside our bodies thanks in part to the work of one man, the winner of this year's Lemelson-MIT Prize.
Nations:U.S.
2008-06-25
DNA does the work: Building new gold crystals
Using DNA, the blueprint of life, U.S. researchers said they have made a three-dimensional structure from particles of gold in a development that could lead to a host of custom-designed materials.
2008-01-30
Microscopic flag a test in nanotechnology
Imagine singing "Oh, say, can you see" to a flag you can't see. That's what graduate students at the University of Texas at Dallas had in mind when they created the likeness of an American flag so small it would take more than 10 to span the width of a human hair.
2006-07-04
Scientists ponder invisibility cloak
Imagine an invisibility cloak that works just like the one Harry Potter inherited from his father. Researchers in England and the United States think they know how to do that. They are laying out the blueprint and calling for help in developing the exotic materials needed to build a cloak.
Nations:U.S.
2006-05-28
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Materials
