Anjan Chatterjee uses tools from evolutionary psychology and cognitive neuroscience to study one of nature's most captivating concepts: beauty. Learn more about the science behind why certain configurations of line, color and form excite us in this fascinating, deep look inside your brain.

Anjan Chatterjee seeks to answer a tantalizing question: Why is beauty so gripping?

Hector A. Garcia has spent his career as a frontline psychologist delivering evidence-based psychotherapies to veterans with posttraumatic stress disorder (PTSD).

Your immune system is more socially aware than you think, says social neuroscientist and psychology professor Keely Muscatell. Investigating the interconnectedness of your mood and your inflammatory system, she offers an evolutionary reason as to why being sick may make you feel depressed — and vice versa.

To get out of the mess we're in, we need a new story that explains the present and guides the future, says author George Monbiot. Drawing on findings from psychology, neuroscience and evolutionary biology, he offers a new vision for society built around our fundamental capacity for altruism and cooperation. This contagiously optimistic talk will...

Sarah Brosnan studies how and why animals make decisions.

Paul Bloom explores some of the most puzzling aspects of human nature, including pleasure, religion and morality.

Does humanity have a future as uploaded minds? In his work, Robin Hanson asks this and other extra-large questions.

Anger researcher Ryan Martin draws from a career studying what makes people mad to explain some of the cognitive processes behind anger and why a healthy dose of it is, in fact, useful. "Your anger exists in you because it offered your ancestors an evolutionary advantage," he says. "It's a powerful and healthy force in your life."

Robin Kramer uses experimental and computational approaches to try to answer questions like: “How do we learn new faces?” and “Are we any good at matching face photographs?”

Anger researcher Ryan Martin draws from a career studying what makes people mad to explain some of the cognitive processes behind anger -- and why a healthy dose of it can actually be useful. "Your anger exists in you ... because it offered your ancestors, both human and nonhuman, an evolutionary advantage," he says. "[It's] a powerful and healt...

Laurie Santos studies primate psychology and monkeynomics -- testing problems in human psychology on primates, who (not so surprisingly) have many of the same predictable irrationalities we do.

TED Studies, created in collaboration with Wiley, are curated video collections — supplemented by rich educational materials — for students, educators and self-guided learners. In Understanding Happiness, expert explorers of the mind chart our understanding of how happiness is created and cultivated. Their insights challenge our most basic cultu...

The average person experiences dozens of individual itches each day. We've all experienced the annoyance of an inconvenient itch — but have you ever pondered why we itch in the first place? Is there actually an evolutionary purpose to the itch, or is it simply there to annoy us? Emma Bryce digs deep into the skin to find out. [Directed by Sashko...

TED collaborates with animator Andrew Park to illustrate Denis Dutton's provocative theory on beauty -- that art, music and other beautiful things, far from being simply "in the eye of the beholder," are a core part of human nature with deep evolutionary origins.

Robert Wright uses evolutionary biology and game theory to explain why we appreciate the Golden Rule ("Do unto others..."), why we sometimes ignore it and why there’s hope that, in the near future, we might all have the compassion to follow it.

Matters of the heart sometimes feel impossible to parse. But when examined through the eye of an evolutionist, our romantic whims and sexual desires can start to make more sense, and even seem a bit predictable. Biological anthropologist David Puts confronts how we compete, care and copulate based on evolutionary biology -- and what that means f...

This week's comments were posted on Rabbi Sharon Brous' talk, which has sparked quite the conversation. The first poster is Paul Watson, who is exactly the type of community member I'd hoped to highlight when we began this project. Paul's comment is thoughtful, speaking from his particular area of interest/expertise, and looking at the larger...

Love isn’t so much an emotion, says biological anthropologist Helen Fisher, as it is a brain system, one of three that’s related to mating and reproduction. It’s those other two systems that explain why human beings are capable of infidelity even as we so highly value love. Here Fisher explains more about cheating -- why it occurs, how common it...

Canine cognition expert Alexandra Horowitz offers a peek inside the mind of your dog, sharing solutions to common "misbehaviors" that are often simply the result of a pup's attempt to communicate in a world that's very different from their own. Hear about the evolution and psychology behind your dog's actions -- and how to give them a happier, h...

The 40 or so muscles in the human face can be activated in different combinations to create thousands of expressions. But do these expressions look the same and communicate the same meaning around the world regardless of culture? Is one person's smile another's grimace? Sophie Zadeh investigates. [TED-Ed Animation by Estúdio Bacuri]

On any given day we're lied to from 10 to 200 times, and the clues to detect those lies can be subtle and counter-intuitive. Pamela Meyer, author of "Liespotting," shows the manners and "hotspots" used by those trained to recognize deception -- and she argues honesty is a value worth preserving. (Contains mature content)

ReThinking with Adam Grant The psychology of fiction with Jennifer Lynn Barnes March 14, 2023 [00:00:00] Adam Grant: Hey everyone, it's Adam Grant. Welcome back to ReThinking, my podcast on the science of what makes us tick. I'm an organizational psychologist, and I'm taking you inside the minds of fascinating people to explore new thoughts an...

The name says it all: this session took a look at everything that human beings do, think and know. From thoughts on what makes a civilization decline to the roots of our morality, these speakers shared some of the stats and stories that point to our collective identity. Here, the speakers who appeared in this session. Click on their name to r...

"Babies and young children are like the R&D division of the human species," says psychologist Alison Gopnik. Her research explores the sophisticated intelligence-gathering and decision-making that babies are really doing when they play.

Everyone experiences loss, but how do you cope with the tough moments that follow? Resilience researcher Lucy Hone shares three hard-won strategies for developing the capacity to brave adversity, overcome struggle and face whatever may come head-on with fortitude and grace.

Can you guess someone's political party based on their name? Can you guess how well someone fights just by looking at his face? In my book, Psy-Q, I explore these and other questions through quizzes, puzzles and experiments that are designed to improve your understanding of both your own psychology and psychology in general. Try these three ques...

The TED Interview How empathy gets in the way of a better world with Paul Bloom April 4, 2024 [00:00:00] Chris Anderson: Hello everyone, this is Chris Anderson. So, in this season of the TED Interview, as I think you know, we're focusing on generosity and especially the many wild and wonderful ways of making it infectious. To make sense of any ...

In 1905, psychologists Alfred Binet and Théodore Simon designed a test for children who were struggling in school in France. Designed to determine which children required individualized attention, their method formed the basis of the modern IQ test. So how do IQ tests work, and are they a true reflection of intelligence? Stefan C. Dombrowski exp...