“ Terra Preta is a soil with a carbon content believed to facilitate much better crop results; perhaps it is the carbon and not the nanotube which is... (read full comment) ” 

Posted on September 25, 2009 at 4:20 AM EDT

“ Do We Need to Bury It? Would it be worth thinking through the possibility of streaming the CO2 over a catalyst to return it to carbon and oxygen? (read full comment) ” 

Posted on November 20, 2008 at 2:57 AM EST

“ Other Applications It is to be hoped that this approach will be tried in another application areas such as Batten's disease. (read full comment) ” 

Posted on December 7, 2007 at 4:25 PM EST

“ I went to see if my house, built in 1979/1980, shows and, as it does not, have to wonder how up-to-date Google Earth is in other locations. Seems... (read full comment) ” 

Posted on October 18, 2007 at 6:18 PM EDT

“ Aging Anyone who is caring for an aging parent will appreciate the importance and value of this line of research. Will we live forever? Not... (read full comment) ” 

Posted on July 23, 2007 at 4:35 AM EDT

“ The Holy Grail in Programming The holy grail in programming - easy, timely and error free coding. R. P. Feynman said we can't see what a... (read full comment) ” 

Posted on January 8, 2007 at 2:02 AM EST

“ Energy It will be useful to consider the total energy cost of each technology and each variant within a technology class. It takes energy to set... (read full comment) ” 

Posted on August 30, 2006 at 4:57 AM EDT