Episode 165: Gene Technologies

We conclude our series on the standard model with an introduction to gauge theory. We discuss how the requirement of local gauge invariance generates interaction terms in the Lagrangian, and introduce the U(1) x SU(2) x SU(3) group structure of the standard model. We also conside ...  Show more

An introduction to the particles and forces that constitute the standard model of particle physics. After some historical background, we introduce each of the three fundamental forces that comprise the standard model - electromagnetism, the strong nuclear force, and the weak nucl ...  Show more

Sam Harris speaks with Robert Sapolsky about his work with baboons, the opposition between reason and emotion, doubt, the evolution of the brain, the civilizing role of the frontal cortex, the illusion of free will, justice and vengeance, brain-machine interface, religion, drugs, ...  Show more

Sam Harris speaks with Geoffrey Miller about evolutionary psychology. They discuss sexual selection, virtue signaling, social media, public shaming, monogamy and polyamory, taboo topics in science, genetic engineering, gender differences and the "Google memo," moral ...

Hello everyone, this is Tim Nguyen and welcome to The Cartesian Cafe. On this podcast we embark on a collaborative journey with other experts, to discuss mathematical and scientific topics in faithful detail, which means writing down formulas, drawing pictures, and reasoning abou ...  Show more