Dec 11, 2019
Space exploration thrills kids and adults alike. Today I discuss the history of NASA and space science with Pam Melroy. Pam piloted the Space Shuttle missions STS-92 in 2000 and STS-112 in 2002, and she commanded STS-120 in 2007. We discuss the Mercury, Gemini, Apollo and Apollo-Soyuz programs, the Mariner 9 mission,...
Nov 11, 2019
Freshwater ecosystems and their resident species have declined more rapidly than either terrestrial or marine systems and their species. Freshwater ecosystems face myriad stressors, from habitat loss and pollution to dams and climate change. Today I discuss the state of freshwater conservation science with Ian Harrison....
Oct 11, 2019
Due to recent technological advances, scientists have revolutionized our understanding of human evolutionary history. What appeared to be a relatively simple story of divergence from ancient hominids is instead a tangled mess involving repeated cycles of divergence and hybridization between evolving human species. Today...
Sep 11, 2019
The brain is the most enigmatic of organs – it is really a collection of organs that undergoes a remarkable coordinated development that is driven in part by sex steroids. Today my guest is Margaret McCarthy, one of the leading researchers on sex differences in the brain. Here, we cover the history of research on sex...
Aug 11, 2019
Today we explore the history of plutonium with Frank von Hippel, a retired but always active professor at Princeton University, where, in 1975, he co-founded Princeton’s Program on Science and Global Security in the Woodrow Wilson School of Public and International Affairs. In the 1980s, Frank was the chairman of...