“ I am glad to contribute all my technical property to USA I am Liwen Zhang, I am glad to contribute all my technical property to USA, please read... (read full comment) ” 

Posted on May 26, 2010 at 12:49 AM EDT

“ Why not try to use the hydraulic system for speed transmission? I donot think the direct-drive design is a good idea, the speed of blade is really... (read full comment) ” 

Posted on April 28, 2010 at 6:14 AM EDT

“ I am Liwen Zhang I am Liwen zhang ,the following message is in Chinese language. ???????????? ??? 2010-01-12 20:24:13 ... (read full comment) ” 

Posted on January 12, 2010 at 7:40 AM EST

“ It is an exaggerated technology when the ends of nanotubes binds with CO2 molecules, how to collect these molecules together and transport them to... (read full comment) ” 

Posted on December 5, 2009 at 7:27 PM EST

“ An ant is a great design, but it is too bad when it enlarges to the one with the size of an elephant When we disassemble a toy car, we can find... (read full comment) ” 

Posted on December 4, 2009 at 8:20 PM EST

“ It is impossible to build space elevator, even the strength of nanotube improves for 1000 times. (read full comment) ” 

Posted on November 29, 2009 at 8:05 PM EST

“ How many times of writing&reading the device can afford? How about the stability of the cracks? The article does not mention the data. (read full comment) ” 

Posted on September 16, 2009 at 9:17 PM EDT

“ These improvement for the engine may improve the efficiency by 100% In heating chamber, there are two strokes: First stroke: The gas media inside... (read full comment) ” 

Posted on July 12, 2009 at 10:52 PM EDT

“ I agree pdahlin's opinion, if there is a new solar technology that needs the use of rubidium, you can research it,but donot expect it will be a... (read full comment) ” 

Posted on July 8, 2009 at 9:34 PM EDT

“ How small of the metal wire? We suppose certain method is found to attach small-size cobalt atom cluster to the hexagonal carbon ring such as... (read full comment) ” 

Posted on June 30, 2009 at 7:39 PM EDT