Listen Again: The Biology Of Sex

Why does one hour drag by, but a year can pass in a flash? And how does our relationship with time influence our behavior? This hour, TED speakers share ideas on making the most of the time we have. Guests include artist Katie Paterson, cognitive neuroscientist Irena Arslanova, t ...  Show more

Play is how we evolved to learn, solve problems, and navigate the world. So why do we treat it as optional? This hour, the science of play — and what happens when we don’t get enough of it.Guests include psychology researcher Peter Gray, sailor and social activist Tracy Edwards a ...  Show more

Over a century ago, one part of our DNA got labelled the "sex chromosomes." Science journalist and Radiolab producer Molly Webster explains the consequences of that oversimplification. This is an excerpt from the TED Radio Hour episode The Biology of Sex. To listen to the whole e ...  Show more

The common thinking on biological sex goes like this: females have two X chromosomes in their cells, while males have one X and one Y. In this myth-busting talk, science writer and podcaster Molly Webster shows why the so-called "sex chromosomes" are more complicated than we may ...  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 ...