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Why do so many green cars have only three wheels?

You may have noticed that a lot of new "green" cars not only lack a large carbon footprint but they also seem to be missing something else; a fourth wheel. Recently the three-wheel configuration has been appearing in various forms of vehicles, from the space-age Aptera to the a-bit-more-than-a-motorcycle Piaggio Mp3. With this seeming flood of tricycles sloshing about one question needs a clear answer: "Why do so many green cars only have three wheels?" As you might imagine there are a variety of possible reasons why one would design a ... Read more →

Running-powered jumpbike tricycle thing - looks fun and dorky Sebastian Blanco

You remember the whole debate about whether, for short-distance trips, driving or walking is better for the environment? I want those calculations reconfigured with one of these three-wheeled running ...

Hmmm... I wonder what we could mount this jet engine to... Jeremy Korzeniewski

I don't know anything about the Sinclair C5. I had never even heard of the machine until today, but here is what I have figured out: three wheels, 12 volt electric power, about 15 miles per hour. ...

Why do so many green cars have only three wheels? 9 months ago on Autoblog Green

You may have noticed that a lot of new "green" cars not only lack a large carbon footprint but they also seem to be missing something else; a fourth wheel. Recently the three-wheel configuration has been appearing in various forms of vehicles, from the space-age Aptera to the ...

Running-powered jumpbike tricycle thing - looks fun and dorky 1 year ago on Autoblog Green

You remember the whole debate about whether, for short-distance trips, driving or walking is better for the environment? I want those calculations reconfigured with one of these three-wheeled running bikes factored in. A Designboom reader submitted this new idea for human-powered transportation. ...

Hmmm... I wonder what we could mount this jet engine to... 2 years ago on Autoblog Green

I don't know anything about the Sinclair C5. I had never even heard of the machine until today, but here is what I have figured out: three wheels, 12 volt electric power, about 15 miles per hour. Looks a bit odd, and not very comfortable. But, judging from the specifications, I don't think it was ...


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