Dr Karl Kruszelnicki is the Julius Sumner Miller Fellow at the University of Sydney. He is a qualified medical doctor, engineer, physicist and mathematician. He has been named one of Australia's National Living Treasures.Dr Karl brings science to the airwaves every Thursday on the popular Science segment on the triple j Mornings show. He is gaining even more popularity with his newest podcast Shirtloads of Science and was the host of the Discovery Channel's ten-part TV series Dr Karl's Outrageous Acts of Science.