Bungee jumping has been around for ages. The land divers of Vanuatu tied vines around their ankles. The first modern-style jump with elastic cords was undertaken in Bristol, England, in 1979 by the ...
Linear motors are becoming increasingly practical for general motion. Many are used for long strokes of a few feet or more. One new design, however, where the magnets move relative to a stationary ...
As NACFE has so well coined the phrase, we are in the "messy middle", a time when there are many solutions to decarbonize trucking. They start with improving fuel economy of diesel-powered vehicles, ...
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