“ Certainly there will be fewer and fewer jobs for unskilled human labor as people are replaced by machines. This trend will continue and a new... (read full comment) ” 

Posted on October 13, 2011 at 12:15 PM EDT

“ Re: already happening The existing computer to human interfaces (GUI's) are currently crude brain coprocessors. Computers interact with our... (read full comment) ” 

Posted on September 23, 2010 at 8:55 AM EDT

“ why one or the other? Why not use this technology in combination with existing rockets to superheat the hot expanding exhaust gases? If the... (read full comment) ” 

Posted on September 14, 2010 at 8:54 AM EDT