In the long and sometimes wacky technological history of USA, here is one antique piece that is probably forgotten and lost. Considering the number of strange stuff that are already in the vaults, I suppose it is hard not to miss anything, but this...
Japanese are always ahead of others with their inimitable inventions. Now, Japanese vehicle maker Kawasaki is developing a tram (light rail vehicle) named SWIMO that would be power-driven by nickel-metal hydride batteries. The project has already made..
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