RDFRS US:
The mission of the Richard Dawkins Foundation for Reason and Science is to support scientific education, critical thinking and evidence-based understanding of the natural world in the quest to overcome religious fundamentalism, superstition, intolerance and suffering.
The Magic of Reality
for the iPad
Sean Faircloth:
Attack of the Theocrats!
J. Anderson Thomson Jr. MD:
why we believe in god(s)
RSS Feeds
Actually it wouldn't need a differential. The rear drive sprockets on both sides can easily travel at the same RPM. The only difference is the distance the track must travel to make a revolution.
Permalink Fri, 15 Jun 2012 21:35:28 UTC | #947625