“ Algae Water So the free byproduct of this process is fresh water? I'll take it, bottle it and sell it to the grocery stores. I'll call it "Algae... (read full comment) ” 

Posted on July 17, 2009 at 12:45 PM EDT

“ $/mile The best measure of economic efficiency is $/mile. If your gas powered car gets 20 mpg and gas is $4.00/gal, then your fuel cost is... (read full comment) ” 

Posted on July 16, 2008 at 4:20 PM EDT

“ Remember, politicians do not "create" anything. All they can really do is throw our money at something and hope it causes the desired change. But... (read full comment) ” 

Posted on January 15, 2008 at 10:59 AM EST