SCIENCE IN THE NEWS WEEKLY
Hybrid Auto Sales? 'I'm Selling Every One I Can Get My Hands On'
With the price of gasoline nearing $4 a gallon, many American motorists are deciding that hybrid cars represent a technology whose time has come. Dealers are selling them as fast as they are delivered. But it takes a lot of driving to offset the sticker price.
In other technology news, the Brooklyn Bridge, which remains a powerful symbol of engineering and imagination, celebrated its 125th birthday last week. Thousands of people turned out for the party last Thursday. The bridge opened on May 24, 1883.
And a touring exhibit called "Building America's Canals" reveals the engineering challenges that were overcome in constructing the historic waterways that aided westward expansion. Created by the National Canal Museum in Easton, Pa., the exhibit is currently in Williamsport, Md.
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PODCAST & VIDEO: 3D Printing Replacement Body Parts
Regenerative medicine, a fledgling field with the aim of regrowing parts from a person’s own cells, is being amplified with 3D-printing technology, which can now use organic materials to create scaffolds that cells need to grow into their final forms. Richard Wysk, a professor of industrial and systems engineering at North Carolina State University, discusses the latest successes with this research, and the timeline for creating more complicated structures.
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