“ What do you mean, stay away for the next 3-5 years? The Dehavilland Comet started flying in '51, the first crash attributed to the square window... (read full comment) ” 

Posted on April 29, 2008 at 11:45 PM EDT

“ Liquid Air I always like to take a problem to it's logical extremes. Consider this, compress the air till we get liquid air (the compressed air in... (read full comment) ” 

Posted on January 20, 2008 at 11:19 AM EST