Kryptonite discovered in Serbia! Bora Zivkovic 15 years ago Advertisements X Privacy & Cookies This site uses cookies. By continuing, you agree to their use. Learn more, including how to control cookies. Got It! Oh, that explains it why Superman did not intervene in the recent Balkan wars! Advertisements Share this: RelatedHappy Birthday Nikola Tesla!July 10, 2006In "Nikola Tesla"What is a Science Blog?February 27, 2008In "Blogging"Let’s play “Serbs” and “Croats”March 16, 2007In "Balkans"