S8 Ep181: Mapping the Sun's Corona and Rethinking Ice Giants: Colleague Bob Zimmerman details scientific advances including mapping the sun's corona and rethinking Uranus and Neptune as having rocky i

Mapping the Sun's Corona and Rethinking Ice Giants: Colleague Bob Zimmerman details scientific advances including mapping the sun's corona and rethinking Uranus and Neptune as having rocky interiors rather than just ice, mentioning discoveries regarding supernova composition, the lack of supermassive black holes in small galaxies, and new images of Mars' polar ice layers. 1950