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Science History Podcast

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...


Jul 11, 2019

We explore the history of the discovery of gravitational waves with Rai Weiss, including the relevance to special and general relativity, pulsars, supernovae, merging and binary black holes, space and time, neutron star collisions, dark matter, cosmic background radiation, gamma ray bursts, and even the viscosity...


Jun 11, 2019

In this supplemental episode with Matthew Meselson, I accepted his invitation to visit him in his office at Harvard, where we discussed yellow rain incidents in Southeast Asia. Meselson received his appointment as an Associate Professor of biology at Harvard in 1960 and his full professorship in 1964. He has been...


May 11, 2019

Matthew Meselson organized the Herbicide Assessment Commission in 1970, which investigated the use of Agent Orange and other defoliants in Vietnam. The work of the commission helped to end Operation Ranch Hand, in which the United States sprayed nearly 20 million gallons – about 73 million liters - of herbicides...