Soldiers who've lost limbs in service face a daily struggle unimaginable to most of us. At TEDMED, Dean Kamen talks about the profound people and stories that motivated his work to give parts of their lives back with his design for a remarkable prosthetic arm.

David Hanson's robot faces look and act like yours: They recognize and respond to emotion, and make expressions of their own. Here, an "emotional" live demo of the Einstein robot offers a peek at a future where robots truly mimic humans.

In this epic overview, Michael Tilson Thomas traces the development of classical music through the development of written notation, the record, and the re-mix.

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]

Explore the emotional landscape of life and identify those hard to define feelings with these fascinating talks.

Anger is a complicated emotion. It can feel reasonable and righteous or impulsive and uncontrollable. Anger can be an important part of letting us know when something immoral is happening, but finding the right response to those psychological alarm bells can be tricky. So, is it ever right to be angry? And if so, when? Delaney Thull takes a phil...

Robots reflect their creators: Us. Counterintuitive and insightful, these robots show us glimmers into what it means to be human.

Would you eat a bug? How about fine-crafted chocolate — shaped like poo? Your answer depends on both your disgust at the prospect and whether you choose to act on that emotion, says political psychologist Cindy Kam. She dives into how the feeling of disgust — whether motivated by real or imagined contamination — can connect or divide us, from ev...

How did music transform into what it is today? A brief journey through time, sound and rhythm.

Is love a signal winding through your neural pathways? A cliche? A cult? Love is easy to compare but difficult to define, maybe because we're fundamentally biased; we try to define love while falling in or out of it. And love feels differently to every person who feels it, but this subjective emotion has evolutionary explanations, too. Brad Troe...

How do metaphors help us better understand the world? And, what makes a good metaphor? Explore these questions with writers like Langston Hughes and Carl Sandburg, who have mastered the art of bringing a scene or emotion to life. [Directed by Ben Pearce, narrated by Jane Hirshfield].

If you're feeling consumed by fear, panic, worry or any other difficult emotion during this global pandemic, you're not alone. But pushing these feelings to the side, or passing them along, simply doesn't work. Instead of rejecting your difficult emotions, learn the steps that you can take today to boost your immunity to these social contagions....

Music is a fundamental aspect of humanity -- so exactly how does it impact us? These talks offer a wonderful look at our fascinating relationship with the music we make.

Using three iPods like magical props, Marco Tempest spins a clever, surprisingly heartfelt meditation on truth and lies, art and emotion.

Our emotions influence every aspect of our lives -- how we learn, how we communicate, how we make decisions. Yet they're absent from our digital lives; the devices and apps we interact with have no way of knowing how we feel. Scientist Rana el Kaliouby aims to change that. She demos a powerful new technology that reads your facial expressions an...

These speakers sport impressive moustaches. Watch in honor of Movember, the month in which men let their ‘staches grow wild to raise money for men’s health causes.

Psychiatrist Iain McGilchrist describes the real differences between the left and right halves of the human brain. It's not simply "emotion on the right, reason on the left," but something far more complex and interesting. A Best of the Web talk from RSA Animate.

In a talk about understanding and practicing the art of healthy relationships, Katie Hood reveals the five signs you might be in an unhealthy relationship -- with a romantic partner, a friend, a family member -- and shares the things you can do every day to love with respect, kindness and joy. "While love is an instinct and an emotion, the abili...

Neuroscientist Beau Lotto conducted an ambitious study with Cirque du Soleil on the emotion of awe and its psychological and behavioral benefits. In this talk and live performance, he shares some of their findings -- and stands back as Cirque du Soleil dancers create their own awe-inducing spectacle.

In this talk from 2003, design critic Don Norman turns his incisive eye toward beauty, fun, pleasure and emotion, as he looks at design that makes people happy. He names the three emotional cues that a well-designed product must hit to succeed.

Nina McNeely uses dance, visual art, animation, sound (and more) to create extraordinary, enveloping sensory experiences.

In big and small ways, we all experience loss: whether it's the passing of a loved one, the close of a career or even the end of a dream. Explaining how to process many types of sorrow, marriage and family therapist Nina Westbrook highlights the importance of grief as a natural emotion and a powerful lens to help you imagine new futures -- and s...

Would you tango with a robot? Inviting us into the fascinating world of dancing machines, robot choreographer Catie Cuan highlights why teaching robots to move with grace, intention and emotion is essential to creating AI-powered machines we will want to welcome into our daily lives.

What if a computer could recognize your facial expression, and react to how you feel? Rana el Kaliouby sees big possibilities in making technology emotionally aware.

If you're lucky enough to live without want, it's a natural impulse to be altruistic to others. But, asks philosopher Peter Singer, what's the most effective way to give? He talks through some surprising thought experiments to help you balance emotion and practicality -- and make the biggest impact with whatever you can share. NOTE: Starting at ...

David Pizarro is a psychologist interested in how certain emotions (disgust, fear, anger) affect our moral judgment.

Regret is one of our most powerful emotions -- and also one of the most misunderstood. Over the past two years, author Daniel H. Pink has collected a trove of more than 16,000 regrets from people in 105 countries in an effort to better understand this mysterious emotion. He shares the key patterns that emerged (it all boils down to the same four...

TED Fellow and chemosensory researcher Paule Joseph unveils the hidden power of a sense that's too often overlooked: smell. She delves into the science behind smell — from how it evokes memory and emotion to its potential for early disease detection — and advocates for the creation of a baseline test for taste and smell that could open the door ...

These extraordinary maestros bring you into the world of writing and conducting music.