As political turmoil in Yemen continues, the editor of the Yemen Times, Nadia Al-Sakkaf, talks at TEDGlobal with host Pat Mitchell. Al-Sakkaf's independent, English-language paper is vital for sharing news -- and for sharing a new vision of Yemen and of that country's women as equal partners in work and change.

Many of life's transformative conversations are also the most difficult ones -- those we tend to avoid. In this practical talk, conflict resolution expert Adar Cohen urges us to lean into these exchanges and offers three simple ways to steer them more effectively.

"Lies are more engaging online than truth," says former CIA analyst, diplomat and Facebook employee Yaël Eisenstat. "As long as [social media] algorithms' goals are to keep us engaged, they will feed us the poison that plays to our worst instincts and human weaknesses." In this bold talk, Eisenstat explores how social media companies like Facebo...

In this gripping talk, lawyer Jason McCue urges for a new way to attack terrorism, to weaken its credibility with those who are buying the product -- the recruits. He shares stories of real cases where he and other activists used this approach to engage and create change.

In a profound talk about technology and power, author and historian Yuval Noah Harari explains the important difference between fascism and nationalism -- and what the consolidation of our data means for the future of democracy. Appearing as a hologram live from Tel Aviv, Harari warns that the greatest danger that now faces liberal democracy is ...

You are more likely to die violently if you live in a middle-income democracy with high levels of inequality and political polarization than if you live in a country at war, says democracy advisor Rachel Kleinfeld. This historical shift in the nature of violence presents an opportunity for everyday voters to act as a great force for change in th...

Worldwide, violence is on the decline, but in the crowded cities of the global south — cities like Aleppo, Bamako and Caracas — violence is actually accelerating, fueled by the drug trade, mass unemployment and civil unrest. Security researcher Robert Muggah turns our attention toward these "fragile cities," super-fast-growing places where infra...

Aaron Huey's effort to photograph poverty in America led him to the Pine Ridge Indian Reservation, where the struggle of the native Lakota people -- appalling, and largely ignored -- compelled him to refocus. Five years of work later, his haunting photos intertwine with a shocking history lesson.

We're not doing frontline exploratory science in a huge portion of the world -- the places governments deem too hostile or disputed. What might we be missing because we're not looking? In this fearless, unexpectedly funny talk, paleoanthropologist Ella Al-Shamahi takes us on an expedition to the Yemeni island of Socotra -- one of the most biodiv...

A liberal arts education is critical to forming true leaders, says university head Patrick Awuah -- because it builds decision-making skills, an ethical framework and a broad vision. Awuah himself left a career at Microsoft in the US to found a liberal arts school in Africa: Ashesi University, in his home nation of Ghana. A passionate talk about...

Vincent Cochetel was held hostage for 317 days in 1998, while working for the UN High Commissioner on Refugees in Chechnya. For the first time, he recounts the experience — from what it was like to live in a dark, underground chamber, chained to his bed, to the unexpected conversations he had with his captors. With lyricism and power, he explain...

Onstage at TED2012, Peter Diamandis makes a case for optimism -- that we'll invent, innovate and create ways to solve the challenges that loom over us. "I’m not saying we don’t have our set of problems; we surely do. But ultimately, we knock them down.”

When someone asks you where you're from … do you sometimes not know how to answer? Writer Taiye Selasi speaks on behalf of "multi-local" people, who feel at home in the town where they grew up, the city they live now and maybe another place or two. "How can I come from a country?" she asks. "How can a human being come from a concept?"

Why do societies fail? With lessons from the Norse of Iron Age Greenland, deforested Easter Island and present-day Montana, Jared Diamond talks about the signs that collapse is near, and how -- if we see it in time -- we can prevent it.

Sixty-five million people were displaced from their homes by conflict and disaster in 2016. It's not just a crisis; it's a test of who we are and what we stand for, says David Miliband -- and each of us has a personal responsibility to help solve it. In this must-watch talk, Miliband gives us specific, tangible ways to help refugees and turn emp...

Karima Bennoune shares four powerful stories of real people fighting against fundamentalism in their own communities — refusing to allow the faith they love to become a tool for crime, attacks and murder. These personal stories humanize one of the most overlooked human-rights struggles in the world.

Roman Mars is obsessed with flags -- and after you watch this talk, you might be, too. These ubiquitous symbols of civic pride are often designed, well, pretty terribly. But they don't have to be. In this surprising and hilarious talk about vexillology -- the study of flags -- Mars reveals the five basic principles of flag design and shows why h...

Talking at the US State Department this summer, Hans Rosling uses his fascinating data-bubble software to burst myths about the developing world. Look for new analysis on China and the post-bailout world, mixed with classic data shows.

Polio is almost completely eradicated. But as Bruce Aylward says: Almost isn't good enough with a disease this terrifying. Aylward lays out the plan to continue the scientific miracle that ended polio in most of the world -- and to snuff it out everywhere, forever.

António Guterres thinks that we can solve the global refugee crisis -- and he offers compelling, surprising reasons why we must try. In conversation with TED's Bruno Giussani, Guterres discusses the historical causes of the current crisis and outlines the mood of the European countries that are trying to screen, shelter and resettle hundreds of ...

A criatividade foi o ponto de inflexão na história do desenvolvimento humano. É a partir dessa premissa que o estudante Samuel Vitor procura nos chamar a atenção para o fato de que nossas escolas, no lugar de alimentar nossa criatividade, a torna inócua em benefício de um sistema que privilegia a memorização e repetição de conteúdos. Samuel acre...

Samuel Emílio Melo é Co-fundador da plataforma Engaja Negritude da Educafro e está como Coordenador Nacional do Movimento Acredito. Atuou como Coordenador de Políticas Públicas na Educafro, participou do Movimento Empresa Júnior na UNESP, foi Embaixador no Ensina Brasil e facilitador no Espaço Jabuti. Graduando em Engenharia de Produção, é Fello...

As our world becomes more divided by the hour on certain social injustices, many of us have decided to become advocates of change. However, are we really going about it correctly? In his TED talk, Samuela Ma’u explores 3 aspects of becoming advocates for social reform, which he developed through his own experiences.

In today’s world, you hear a lot of buzzwords around diversity and inclusion. More recently, the spotlight is shining on inclusion, suggesting that companies shouldn’t just focus on numbers of women or people of color. Rather, they should focus on whether people feel like they’re part of a community. That they belong. As a blind person, for a lo...

بعد إصابته بسرطان نادر في سن 16 سنة، لم يستسلم الشاب إسماعيل حيميش، بل أصبح اليوم مصدر إلهام وأمل لمرضى السرطان. في هذه المحادثة الملهمة، يروي إسماعيل قصته مع المرض والأمل ويعطينا درسًا عظيمًا في التمسك بالحياة. يقول إسماعيل: "كل شيء مرتبط بتغييرك لذاتك وتفكيرك عن نفسك." إسماعيل حيميش هو مدون ومؤثر، حاصل على جائزة أفضل صفحة فايسبوك بالمغرب خلال ...

Darcy Small leads us through his journey starting up a small scale circular economy coffee business. Hosted by Sydney Harbour YHA Visit https://yha.com.au/tedxsydneyharbouryha for details

"Gratitude makes sense of your past, brings peace for today, and creates a vision for tomorrow" - Melody Beattie. Samson Samuel talks about the power of gratitude in our daily lives.

Le plaisir féminin est-il si compliqué qu'on l'imagine ? Pas si sûr. Samuel Salama est médecin gynécologue, obstétricien et sexologue. Et il a beaucoup à nous apprendre. Clitoris, lubrification, femme fontaine, éjaculation féminine, orgasme sont autant de termes qu'il utilise couramment et aussi dans cette conférence... Samuel Salama nous offre ...

Yüksek Sadakat grubunun solisti, müzisyen ve endüstri mühendisi Cemil Demirbakan; 13 Haziran 2019 tarihinde gerçekleştirdiğimiz #tedxyouthssal etkinliğinde "Kendi İlham Perini Nasıl Yaratırsın" başlıklı konuşmasını müzik dinletileri eşliğinde bize sunuyor.

Entropia je všade okolo nás ako nedotknuteľný zákon vesmíru. Na život sa môžeme dívať ako na vzburu proti vesmírnemu chaosu. Vesmír v snahe pochopiť sám seba vytvára z chaosu poriadok. Táto fascinujúca púť sa stala nebezpečnou vo veku informácií a internetu, keď sa čokoľvek môže nazvať pravdou.