Tech Now S2025E04 - Supercomputers: Solving The Big Problems

Paul Carter explores how one of the world's fastest supercomputers is shaping climate research. Laura Goodwin finds out how scientists from around the world are collaborating on mapping the cosmos with the largest camera ever built. Nick Kwek chats to Bluesky CEO Jay Graber about the future of social media, and Alasdair Keane meets the winner of the Sony World Photography Awards