Regarding my earlier post about light rail, I learned the proper name for a self-propelled passenger rail car. "Doodlebug."
To make them competitive with buses, though, I still think you'd need to make the rail gauge 7' or so instead of the standard gauge of 4' 8.5". Again, the chief driver of the weight of a rail carriage is the need to keep the center of mass/force between the rails, so a wider gauge allows lighter weight, better stability, higher speed, less vibration, and more.
How to Instantly Recognize a Stroke
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Every year in the United States alone, nearly a million people have a
stroke. Strokes can strike at any age, but the chances of suffering a
stroke increa...
10 hours ago
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In the movie Snow White, Grumpy said to Doc "Aw, quit sputtering like a doodlebug!" To which Doc replied "Who's duttering like a spoodlebug?"
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