Presented below is a non-exhaustive list of other sources publishing related content that are very good.
Energy – International Energy Agency, US Energy Information Agency, Center on Global Energy Policy, Payne Institute for Public Policy, Energy for Growth Hub
Development – Devex, The New Humanitarian, Center for Global Development, VoxDev
Regional Focus – African Arguments, East Asia Forum
Personal Blogs – Chris Blattman, Dietrich Vollrath, Owen Barder, Andrew Batson, Anton Howes, Matt Clancy
Podcasts – In Pursuit of Development, The Economic History Podcast, Rocking Our Priors, Tides of History, Conversations with Tyler
Other – Our World in Data, Works in Progress, UN Dispatch, Roots of Progress