Hereward Ohlson

Sep 24, 2024 | theage.com.au | John Bailey |Hereward Ohlson

, register or subscribe to save articles for later. Save articles for laterAdd articles to your saved list and come back to them any time. Over the last four decades, Dr Karl Kruszelnicki has written 47 books. He’s bursting with passion for the wonders of the universe: why black holes have no size, say, or how to make microphones out of spiders’ webs. He’s not so comfortable when the subject is himself. Dr Karl’s autobiography A Periodic Tale took him years to get around to.