Science: Easy on the Curves

A hurtling railroad diner causes many a slip 'twixt cup and lip. Seasoned travelers know a goopish trick to keep their coffee from sloshing into the saucer: stick a spoon in the cup. Now science has come up with a trick worth two of that. Last week Westinghouse proudly announced an invention which it called the most important since the development of the spring: a super shock-absorber system that promises to smooth out the roughest roadbed. Now a passenger will be able to stroll the length of the train without sitting on a stranger's...

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