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The end of a lead-laced era: polluting smelter to close after 120 years

Herculaneum, Mo., a small town on the bluffs above the Mississippi River, was always a company town.  The company, Doe Run, is the largest lead producer in North America, trucking in lead from…
PUBLISHED: Aug. 8, 2012
LENGTH: 8 minutes (2155 words)

How Doctors Reinvented The Human Heart

This 10,000-rpm, no-pulse artificial heart doesn't resemble an organic heart--and might be all the better for it By Dan Baum Posted 02.29.2012 at 11:13 am Artificial Heart Jack Thompson Meeko the…
AUTHOR:Dan Baum
LENGTH: 25 minutes (6402 words)
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