“ Foundation for a brain? These microscopic capacitors could also provide decentralized power to billions of discrete yet interconnected artificial... (read full comment) ” 

Posted on December 27, 2009 at 3:54 PM EST

“ Aircraft pathogens Come on, why is this still an issue? All they need to do is set up an air filter impregnated with a heavy concentration of... (read full comment) ” 

Posted on May 20, 2009 at 2:14 PM EDT