Onstage, please. Everybody onstage.

Go ahead, get onstage there...

Come on, you get onstage too.

Let's make believe we're onstage at the festival.

Okay, Paul, they're ready for you onstage. Come on.

This is actually the printer that you see here onstage.

It's their kind of ur story onstage, that desperation to live.

And now the most important thing, that is the mood onstage.

This is a dramatic moment. The guy you love is onstage.

It's the kind of original movement for any puppet for us onstage.

And I went onstage to accept a Webby award for Best Blog.

And that's me with Youssou N'Dour, onstage, having the time of my life.

An actor struggles to die onstage, but a puppet has to struggle to live.

BJ Not being able to talk to one another while they're onstage because they're mic'd.

I reframe that as a positive because the crazier I get onstage, the more entertaining I become.

Using sleight of hand techniques and charming storytelling, illusionist Marco Tempest brings a jaunty stick figure to life onstage at TEDGlobal.

And this requires a stable hand, so this is why I decided to do it onstage in front of a thousand people.

For the next demo, I'd like you to introduce to my colleagues Michael, on the computer, and Thomas who's helping me onstage.

And Dr. Kang's going to walk onstage right now, and we're actually going to show you one of these kidneys that we printed a little bit earlier today.

To find this out, I looked at three things I looked at the topic that you should choose, I looked at how you should deliver it and the visuals onstage.

The problem I have is because Gordon Brown, he comes onstage and he looks for all the world like a man who's just taken the head off a bear suit.

I'm worried. When I first got the invitation, they said somewhere in the thing, they said, 15 minutes to change the world, your moment onstage. 15 minutes to change the world.

So with that, I'd like to invite onstage Evan Grant, who is one of last year's speakers, who's kindly agreed to help me to demonstrate what we've been able to develop.

Anything that I would ask, she would turn around, dismiss, and I was basically up there any of you in the moderate to full entertainment world know what it is to die onstage.

And it was very peculiar, because it was dark out, but she was back lit with florescent lighting, and she was very much onstage, and I couldn't figure out why she was doing it.

Physiatrist and engineer Todd Kuiken is building a prosthetic arm that connects with the human nervous system improving motion, control and even feeling. Onstage, patient Amanda Kitts helps demonstrate this next gen robotic arm.

Every act of communication is, in some way, an act of translation. Onstage at TEDxRainier, writer Chris Bliss thinks hard about the way that great comedy can translate deep truths for a mass audience.

And it was very peculiar, because it was dark out, but she was back lit with florescent lighting, and she was very much onstage, and I couldn't figure out why she was doing it.

And I will now, here, onstage, try to predict when that will happen that Asia will regain its dominant position as the leading part of the world, as it used to be, over thousands of years.

Peter Tyack of Woods Hole talks about a hidden wonder of the sea underwater sound. Onstage at Mission Blue, he explains the amazing ways whales use sound and song to communicate across hundreds of miles of ocean.

Onstage at TEDGlobal, Péter Fankhauser demonstrates Rezero, a robot that balances on a ball. Designed and built by a group of engineering students, Rezero is the first ballbot made to move quickly and gracefully and even dance.

For a full year, A.J. Jacobs followed every piece of health advice he could from applying sunscreen by the shot glass to wearing a bicycle helmet while shopping. Onstage at TEDMED, he shares the surprising things he learned.

What's it like to be pals with a genius? Onstage at TEDxCaltech, physicist Leonard Susskind spins a few stories about his friendship with the legendary Richard Feynman, discussing his unconventional approach to problems both serious and ... less so.

Eve Ensler, creator of The Vagina Monologues, shares how a discussion about menopause with her friends led to talking about all sorts of sexual acts onstage, waging a global campaign to end violence toward women and finding her own happiness.

With scissors and paper, artist Béatrice Coron creates intricate worlds, cities and countries, heavens and hells. Striding onstage in a glorious cape cut from Tyvek, she describes her creative process and the way her stories develop from snips and slices.

Conductor Charles Hazlewood talks about the role of trust in musical leadership then shows how it works, as he conducts the Scottish Ensemble onstage. He also shares clips from two musical projects the opera U Carmen eKhayelitsha and the ParaOrchestra.

iPad storyteller Joe Sabia introduces us to Lothar Meggendorfer, who created a bold technology for storytelling the pop up book. Sabia shows how new technology has always helped us tell our own stories, from the walls of caves to his own onstage iPad.

Cartoonist Jim Toomey created the comic strip Sherman's Lagoon, a wry look at underwater life starring Sherman the talking shark. As he sketches some of his favorite sea creatures live onstage, Toomey shares his love of the ocean and the stories it can tell.

Legendary skeptic James Randi takes a fatal dose of homeopathic sleeping pills onstage, kicking off a searing 18 minute indictment of irrational beliefs. He throws out a challenge to the world's psychics Prove what you do is real, and I'll give you a million dollars.

Surgeon Anthony Atala demonstrates an early stage experiment that could someday solve the organ donor problem a 3D printer that uses living cells to output a transplantable kidney. Using similar technology, Dr. Atala's young patient Luke Massella received an engineered bladder 10 years ago we meet him onstage.

In the deep, dark ocean, many sea creatures make their own light for hunting, mating and self defense. Bioluminescence expert Edith Widder was one of the first to film this glimmering world. At TED2011, she brings some of her glowing friends onstage, and shows more astonishing footage of glowing undersea life.

His Holiness the Karmapa talks about how he was discovered to be the reincarnation of a revered figure in Tibetan Buddhism. In telling his story, he urges us to work on not just technology and design, but the technology and design of the heart. He is translated onstage by Tyler Dewar.

Filmmaker Penelope Jagessar Chaffer was curious about the chemicals she was exposed to while pregnant Could they affect her unborn child? So she asked scientist Tyrone Hayes to brief her on one he studied closely atrazine, a herbicide used on corn. Onstage together at TEDWomen, Hayes and Chaffer tell their story.

At TEDIndia, Pranav Mistry demos several tools that help the physical world interact with the world of data including a deep look at his SixthSense device and a new, paradigm shifting paper laptop. In an onstage Q A, Mistry says he'll open source the software behind SixthSense, to open its possibilities to all.

Usman Riaz is a 21 year old whiz at the percussive guitar, a style he learned to play by watching his heroes on YouTube. The TED Fellow plays onstage at TEDGlobal 2012 followed by a jawdropping solo from the master of percussive guitar, Preston Reed. And watch these two guitarists take on a very spur of the moment improv.