Nervous System For Airplanes, Bridges And Other Structures Should Improve Safety
Science Daily:Construction News
Technical structures may soon have their own nervous system. Developers and users expect this to bring greater safety, maintenance activities only when required, and a more efficient use of material and energy. Sophisticated systems of sensors, actuators and signal processing devices detect cracks, rust and other defects at an early stage in order to prevent damage -- especially in critical places that are difficult to reach.
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Bacterium Takes A Shine To Metals: New Form Of Living Protection For Copper And Other Metallic Surfaces?
Science Daily:Construction News
Exposed metal surfaces are highly vulnerable to corrosion, but paint or other protective coatings can interfere with some uses, as well as add significant costs. Now, a comprehensive series of experiments suggests a new form of protection: bacteria.
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Foreclosure's other victims - those left behind
CNN Money
All over Slavic Village, Cleveland, a neighborhood with the one of the highest foreclosure rates in the nation, empty houses have invaded once vibrant streets.
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