“ Broken Model? Actually no Model! I agree with the Broken Model concept only in as much as we never really had one in the first place. Models are... (read full comment) ” 

Posted on February 24, 2010 at 4:02 AM EST

“ A question about 220 dB What is the optimum range for sea life to communicate within and how rigorous is your proof? (read full comment) ” 

Posted on September 10, 2009 at 6:32 AM EDT