Joshua Pearce takes unusual satisfaction in strolling through Walmart. The shelves laden with toys, household items, tools and clothing inspire in him a certain smugness, a pride in American entrepreneurship. But it’s not because Pearce admires the chain as an empire built by a self-made man. Pearce swells with pride at Walmart because the store is full of mass-manufactured objects that he...
Science & the Public
People who live near airports serving small planes are exposed to lead from aviation fuel. A new study now links an airport’s proximity to slightly elevated blood-lead levels in children from area homes.
Small planes (known in the trade as general aviation) tend to run on gasoline, most of which contains lead as an octane booster. These aircraft — used as taxis, personal aircraft and...
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