The Simple Math of Why Smaller Bullets Are Deadlier

The long range rifle has been around since the 19th century, a short 100 years after Daniel Bernoulli published his book, Hydrodynamica, on the relationship between pressure and potential energy (or speed) of a fluid. The jist of his principle relates an increase in speed of a fluid to a decrease in pressure.… » 9/02/14 3:23pm 9/02/14 3:23pm

Venturi Eclectic: Solar and Wind Powered Electric Car

Venturi, makers of beautiful electric vehicles like the Fetish and the Astrolab are coming out with an electric car that we can afford at $30k, and that will actually be for sale as soon as June 2007. It can be powered by either its photovoltaics, or the wind through a "force wheel". Too bad it looks like a Model-T… » 12/21/06 8:42pm 12/21/06 8:42pm