TEDTalks

Excellent examples of public speaking
Why I choose humanism over faith | Leo Igwe
Why I choose humanism over faith | Leo Igwe
As a humanist, Leo Igwe doesn't believe in divine intervention -- but he does believe in the power of human beings to alleviate suffering, cure disease, preserve the planet and turn situations of pove...
The role of faith and belief in modern Africa | Ndidi Nwuneli
The role of faith and belief in modern Africa | Ndidi Nwuneli
Ndidi Nwuneli has advice for Africans who believe in God -- and Africans who don't. To the religious, she advises against using God to outsource responsibility for what happens in their lives. To the ...
My descent into America’s neo-Nazi movement -- and how I got out | Christian Picciolini
My descent into America’s neo-Nazi movement -- and how I got out | Christian Picciolini
At 14, Christian Picciolini went from naïve teenager to white supremacist -- and soon, the leader of the first neo-Nazi skinhead gang in the United States. How was he radicalized, and how did he ultim...
Academic research is publicly funded -- why isn't it publicly available? | Erica Stone
Academic research is publicly funded -- why isn't it publicly available? | Erica Stone
In the US, your taxes fund academic research at public universities. Why then do you need to pay expensive, for-profit journals for the results of that research? Erica Stone advocates for a new, open-...
How fungi recognize (and infect) plants | Mennat El Ghalid
How fungi recognize (and infect) plants | Mennat El Ghalid
Each year, the world loses enough food to feed half a billion people to fungi, the most destructive pathogens of plants. Mycologist and TED Fellow Mennat El Ghalid explains how a breakthrough in our u...
How quantum physics can make encryption stronger | Vikram Sharma
How quantum physics can make encryption stronger | Vikram Sharma
As quantum computing matures, it's going to bring unimaginable increases in computational power along with it -- and the systems we use to protect our data (and our democratic processes) will become e...
What if we paid doctors to keep people healthy? | Matthias Müllenbeck
What if we paid doctors to keep people healthy? | Matthias Müllenbeck
What if we incentivized doctors to keep us healthy instead of paying them only when we're already sick? Matthias Müllenbeck explains how this radical shift from a sick care system to a true health car...
How to tame your wandering mind | Amishi Jha
How to tame your wandering mind | Amishi Jha
Amishi Jha studies how we pay attention: the process by which our brain decides what's important out of the constant stream of information it receives. Both external distractions (like stress) and int...
The rhythm of Afrobeat | Sauti Sol
The rhythm of Afrobeat | Sauti Sol
From Beyoncé to Drake and beyond, the world is rocking to the rhythm of Afrobeat. Feel the music as Kenyan afro-pop superstars Sauti Sol take the TED stage to perform three songs: "Live and Die in Afr...
The human stories behind mass incarceration | Eve Abrams
The human stories behind mass incarceration | Eve Abrams
The United States locks up more people than any other country in the world, says documentarian Eve Abrams, and somewhere between one and four percent of those in prison are likely innocent. That's 87,...
Need a new idea? Start at the edge of what is known | Vittorio Loreto
Need a new idea? Start at the edge of what is known | Vittorio Loreto
"Where do great ideas come from?" Starting with this question in mind, Vittorio Loreto takes us on a journey to explore a possible mathematical scheme that explains the birth of the new. Learn more ab...
For survivors of Ebola, the crisis isn't over | Soka Moses
For survivors of Ebola, the crisis isn't over | Soka Moses
In 2014, as a newly trained physician, Soka Moses took on one of the toughest jobs in the world: treating highly contagious patients at the height of Liberia's Ebola outbreak. In this intense, emotion...
A rite of passage for late life | Bob Stein
A rite of passage for late life | Bob Stein
We use rituals to mark the early stages of our lives, like birthdays and graduations -- but what about our later years? In this meditative talk about looking both backward and forward, Bob Stein propo...
What if gentrification was about healing communities instead of displacing them? | Liz Ogbu
What if gentrification was about healing communities instead of displacing them? | Liz Ogbu
Liz Ogbu is an architect who works on spatial justice: the idea that justice has a geography and that the equitable distribution of resources and services is a human right. In San Francisco, she's que...
How I use art to bridge misunderstanding | Adong Judith
How I use art to bridge misunderstanding | Adong Judith
Director and playwright Adong Judith creates provocative art that sparks dialogue on issues from LGBTQ rights to war crimes. In this quick but powerful talk, the TED Fellow details her work -- includi...
Can I have your brain? The quest for truth on concussions and CTE | Chris Nowinski
Can I have your brain? The quest for truth on concussions and CTE | Chris Nowinski
Something strange and deadly is happening inside the brains of top athletes -- a degenerative condition, possibly linked to concussions, that causes dementia, psychosis and far-too-early death. It's c...
What we can do about the culture of hate | Sally Kohn
What we can do about the culture of hate | Sally Kohn
We're all against hate, right? We agree it's a problem -- their problem, not our problem, that is. But as Sally Kohn discovered, we all hate -- some of us in subtle ways, others in obvious ones. As sh...
"my mama" / "BLACK BANANA" | Rei
Singer-songwriter Rei brings her mix of indie rock and blues to the TED stage in a performance of two songs, "my mama" and "BLACK BANANA." Check out more TED Talks: http://www.ted.com The TED Talks ...