Guest: Dr. Siddhartha Mukherjee is a cancer physician and an associate professor of medicine at Columbia University. Transcripts for each episode are available within 1-3 days at sciencefriday.com.

Despite the weak agreement seen at the COP30 climate conference, Brazil was right to prioritize discussing the eventual phase-out of fossil fuels. Others must now help to find a way forward.

Materials science is an interdisciplinary field concerned with the understanding and application of the properties of matter. Materials scientists study the connections between the underlying ...