High Quality Content by WIKIPEDIA articles! John Hartnett (born 24 March 1952 in Manjimup, Western Australia), is an Australian physicist and cosmologist, a Christian with a biblical creationist worldview. He has been active with Creation Ministries International and is known for his opposition to the Big Bang theory and criticism of Dark Matter and Dark Energy hypothesis. He received both his B.Sc. (Hons) (1973) and PhD with distinction (2001) from the School of Physics at the University of Western Australia (UWA). He currently works as a Research Professor at the University of Western Australia. He has published more than 200 papers in scientific journals, book chapters and conference proceedings, holds 1 patent, works on the development of ultra-stable cryocooled sapphire oscillators and participates on a Sapphire Clock Ensemble project (Atomic Clock Ensemble in Space Mission) run by European Space Agency. He also has written articles for several creationist journalsand, according to Creation Ministries International, Hartnett "believes that God is the real creator of the universe as the Bible says."