Dr Karl's more notable undertakings was his part in a research project on belly button fluff, for which he received an Ig Nobel Prize in 2002. He received the Australian Father of the Year award in 2003. In the 2006 Honours list, he was made a Member of the Order of Australia.
In 2012, Kruszelnicki was named as a National Living Treasure by the National Trust of Australia (NSW).
Main-belt asteroid 18412 Kruszelnicki has been named after him.
Karl Kruszelnicki is a scientist, who is best known as an author and science commentator on Australian radio and television. He is often referred to as Dr Karl.
As of mid-2012, Dr Karl has written 31 books, along with numerous lecture series (utilising material that often ends up in his books, or vice versa). Some of these lecture series and books have been televised for events such as Science Week, with him supplying voice overs and sometimes appearing in Claymation.
In August 2000 Karl was one of first eight Australian Apple Masters to be announced (there are fewer than 100 in the entire world). The Apple Masters Program celebrates the achievements of people who are changing the world through their passion and vision, while inspiring new approaches to creative thinking.