Supreme Court's carbon tax ruling; Black holes breakthrough; Police reform; Conservative climate infighting; Budget priorities

Today's guests: Dwight Newman, Professor of Law, Canada Research Chair in Indigenous Rights in Constitutional and International Law - University of Saskatchewan / Munk Senior Fellow (Constitutional law) with the Macdonald-Laurier Institute Avery Broderick, Associate Professor in the Department of Physics & Astronomy at the University of Waterloo and an Associate Faculty Member at the Perimeter Institute of Theoretical Physics Kelly Sundberg, Associate Professor in the Department of Economics, Justice, and Policy Studies at Mount Royal University Tasha Kheiriddin, National Post Columnist / Max Bell School of Public Policy at McGill Alla Drigola, Director of Parliamentary Affairs and Small Business Policy - Canadian Chamber of Commerce Learn more about your ad choices. Visit megaphone.fm/adchoices