making the grade
From eddy current to X-ray, testing methods are under study to bring non-destructive evaluation into wider use. By John DeGaspari

surgical analysis
Engineering technology gets more work in the operating room. By Jean Thilmany

lessons of the blackout
Plenty has changed since the lights went out last year, but there is more work left to do. By James Fama

high-tech delivery
The U.S. Postal Service is automating its vast infrastructure to stand up to its competition. By John DeGaspari

simple medicine
A medical device maker streamlines a mechanical design. By Harry Hutchinson

not even the kitchen sink
Go fast and light, say today's hikers. Outdoor gear designers trammel lots of ground getting them there. By Paul Sharke

input/output
Math Whiz. By Jeffrey Winters

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