TED Health

Drawing on her research into the science of play, evolutionary biologist Carole K. Hooven delves into how testosterone impacts the body and brain, interacting with culture to create differences in human behavior — starting with why boys tend to prefer rougher play than girls.

Everyone loses their temper from time to time — but the stakes are dizzyingly high when the focus of your fury is your own child. This week we're revisiting a talk by clinical psychologist and renowned parenting whisperer Becky Kennedy. Not only does she have practical advice to help parents manage the guilt and shame of their not-so-great moments but she also models the types of conversations you can have to be a better parent. (Hint: this works in all other relationships too.) Bottom line? It's never too late to reconnect. After the talk, stick around for a conversation between Shoshana and author Emily Oster on how to use data in everyday parenting decisions.

"Life is an endless sushi conveyor belt of things that are going to test you and teach you at the same time," says writer Laurel Braitman. Exploring the relationship between bravery and fear, she shares hard-won wisdom on love, loss, self-forgiveness and how to embrace the full spectrum of human emotions.

The way we raise animals is destructive to humans, animals and the environment, says cardiologist and entrepreneur Uma Valeti. He presents a solution that doesn't require you to give up your favorite protein-packed meals: cultivated meat, grown directly from animal cells. Reportedly some of the "most chicken-y chicken" you'll taste, Valeti envisions how such cultivated meat could save billions of animal lives, improve human health and help protect our planet.

Are babies oblivious to danger? It's not that simple, says cognitive scientist Shari Liu. Sharing surprising insights from studies of early human development, Liu highlights the unexpected ways babies perceive and respond to risky situations — and what these findings could unravel about the inner workings of our minds.