astrophysics Dr. Jeremy Mould, Swinburne University of Technology - Gravity's Constant By Matthew Pryce • Jun 5, 2014 Have the natural laws that govern the cosmos ever changed? Dr. Jeremy Mould, professor of astrophysics and supercomputers at the Swinburne University of Technology, observes that gravity has remained unchanged for billions of years. Dr. Victoria Kaspi, McGill University - Neutron Star Movement By Matthew Pryce • Apr 16, 2014 What is left after a star explodes and dies? The answer is a neutron star. Dr. Victoria Kaspi, professor of astrophysics and cosmology at McGill University, is piecing together the structure of a specific type of neutron star called a magnetar.