September 8, 2008
The sewer systems we use today are entirely ineffectual and unnecessary. The primary flaw in our design is that we use fresh water to dispose of feces. This is perhaps the most ineffectual thing to do with human manure — it pollutes fresh water, and it requires municipalities to maintain extremely costly sewage treatment infrastructures. [...]
Click to continue...
December 4, 2007
Discover reports that, starting in 2009, tourists with deep pockets will be able to enjoy something fewer than 500 people have been lucky enough to experience—spaceflight. For $200,000, if all goes well, they can orbit for two and a half hours in Virgin Galactic’s SpaceShipTwo. But the port for landing and takeoff—Spaceport America in New [...]
Click to continue...
