TED

RSS TEDTalks (video)

  • The boost students need to overcome obstacles | Anindya Kundu September 25, 2017
    How can disadvantaged students succeed in school? For sociologist Anindya Kundu, grit and stick-to-itiveness aren't enough; students also need to develop their agency, or their capacity to overcome obstacles and navigate the system. He shares hopeful stories of students who have defied expectations in the face of personal, social and institutional challenges.
    Anindya Kundu
  • How a video game might help us build better cities | Karoliina Korppoo September 22, 2017
    With more than half of the world population living in cities, one thing is undeniable: we are an urban species. Part game, part urban planning sketching tool, "Cities: Skylines" encourages people to use their creativity and self-expression to rethink the cities of tomorrow. Designer Karoliina Korppoo takes us on a tour through some extraordinary places […]
    Karoliina Korppoo
  • A black man goes undercover in the alt-right | Theo E.J. Wilson September 21, 2017
    In an unmissable talk about race and politics in America, Theo E.J. Wilson tells the story of becoming Lucius25, white supremacist lurker, and the unexpected compassion and surprising perspective he found from engaging with people he disagrees with. He encourages us to let go of fear, embrace curiosity and have courageous conversations with people who […]
    Theo E.J. Wilson
  • What intelligent machines can learn from a school of fish | Radhika Nagpal September 21, 2017
    Science fiction visions of the future show us AI built to replicate our way of thinking -- but what if we modeled it instead on the other kinds of intelligence found in nature? Robotics engineer Radhika Nagpal studies the collective intelligence displayed by insects and fish schools, seeking to understand their rules of engagement. In […]
    Radhika Nagpal
  • The most Martian place on Earth | Armando Azua-Bustos September 20, 2017
    How can you study Mars without a spaceship? Head to the most Martian place on Earth -- the Atacama Desert in Chile. Astrobiologist Armando Azua-Bustos grew up in this vast, arid landscape and now studies the rare life forms that have adapted to survive there, some in areas with no reported rainfall for the past […]
    Armando Azua-Bustos
  • What we're missing in the debate about immigration | Duarte Geraldino September 19, 2017
    Between 2008 and 2016, the United States deported more than three million people. What happens to those left behind? Journalist Duarte Geraldino picks up the story of deportation where the state leaves off. Learn more about the wider impact of forced removal as Geraldino explains how the sudden absence of a mother, a local business […]
    Duarte Geraldino
  • Why Africa must become a center of knowledge again | Olúfẹ́mi Táíwò September 19, 2017
    How can Africa, the home to some of the largest bodies of water in the world, be said to have a water crisis? It doesn't, says Olúfẹ́mi Táíwò -- it has a knowledge crisis. Táíwò suggests that lack of knowledge on important topics like water and food is what stands between Africa's current state and […]
    Olúfẹ́mi Táíwò
  • How digital DNA could help you make better health choices | Jun Wang September 18, 2017
    What if you could know exactly how food or medication would impact your health -- before you put it in your body? Genomics researcher Jun Wang is working to develop digital doppelgangers for real people; they start with genetic code, but they'll also factor in other kinds of data as well, from food intake to […]
    Jun Wang
  • Living sculptures that stand for history's truths | Sethembile Msezane September 15, 2017
    In the century-old statues that occupy Cape Town, Sethembile Mzesane didn't see anything that looked like her own reality. So she became a living sculpture herself, standing for hours on end in public spaces dressed in symbolic costumes, to reclaim the city and its public spaces for her community. In this powerful, tour-de-force talk, she […]
    Sethembile Msezane
  • The fascinating physics of everyday life | Helen Czerski September 14, 2017
    Physics doesn't just happen in a fancy lab -- it happens when you push a piece of buttered toast off the table or drop a couple of raisins in a fizzy drink or watch a coffee spill dry. Become a more interesting dinner guest as physicist Helen Czerski presents various concepts in physics you can […]
    Helen Czerski
  • The real reason manufacturing jobs are disappearing | Augie Picado September 14, 2017
    We've heard a lot of rhetoric lately suggesting that countries like the US are losing valuable manufacturing jobs to lower-cost markets like China, Mexico and Vietnam -- and that protectionism is the best way forward. But those jobs haven't disappeared for the reasons you may think, says border and logistics specialist Augie Picado. He gives […]
    Augie Picado
  • A forgotten ancient grain that could help Africa prosper | Pierre Thiam September 13, 2017
    Forget quinoa. Meet fonio, an ancient "miracle grain" native to Senegal that's versatile, nutritious and gluten-free. In this passionate talk, chef Pierre Thiam shares his obsession with the hardy crop and explains why he believes that its industrial-scale cultivation could transform societies in Africa.
    Pierre Thiam
  • What really motivates people to be honest in business | Alexander Wagner September 12, 2017
    Each year, one in seven large corporations commits fraud. Why? To find out, Alexander Wagner takes us inside the economics, ethics and psychology of doing the right thing. Join him for an introspective journey down the slippery slopes of deception as he helps us understand why people behave the way they do.
    Alexander Wagner
  • There's more to life than being happy | Emily Esfahani Smith September 12, 2017
    Our culture is obsessed with happiness, but what if there's a more fulfilling path? Happiness comes and goes, says writer Emily Esfahani Smith, but having meaning in life -- serving something beyond yourself and developing the best within you -- gives you something to hold onto. Learn more about the difference between being happy and […]
    Emily Esfahani Smith
  • How our friendship survives our opposing politics | Caitlin Quattromani and Lauran Arledge September 11, 2017
    Can you still be friends with someone who doesn't vote the same way as you? For Caitlin Quattromani and Lauran Arledge, two best friends who think very differently about politics, the outcome of the 2016 US presidential election could have resulted in hostility and disrespect. Hear about how they chose to engage in dialogue instead […]
    Caitlin Quattromani and Lauran Arledge
  • Who belongs in a city? | OluTimehin Adegbeye September 8, 2017
    Underneath every shiny new megacity, there's often a story of communities displaced. In this moving, poetic talk, OluTimehin Adegbeye details how government land grabs are destroying the lives of thousands who live in the coastal communities of Lagos, Nigeria, to make way for a "new Dubai." She compels us to hold our governments and ourselves […]
    OluTimehin Adegbeye
  • What it feels like to see Earth from space | Benjamin Grant September 7, 2017
    What the astronauts felt when they saw Earth from space changed them forever. Author and artist Benjamin Grant aims to provoke this same feeling of overwhelming scale and beauty in each of us through a series of stunning satellite images that show the effects human beings are having on the planet. "If we can adopt […]
    Benjamin Grant
  • Would you live in a floating city in the sky? | Tomás Saraceno September 7, 2017
    In a mind-bending talk that blurs the line between science and art, Tomás Saraceno exhibits a series of air-inspired sculptures and installations designed to usher in a new era of sustainability, the "Aerocene." From giant, cloud-like playgrounds suspended 22 meters in the air to a balloon sculpture that travels the world without burning a single […]
    Tomás Saraceno
  • How to build a company where the best ideas win | Ray Dalio September 6, 2017
    What if you knew what your coworkers really thought about you and what they were really like? Ray Dalio makes the business case for using radical transparency and algorithmic decision-making to create an idea meritocracy where people can speak up and say what they really think -- even calling out the boss is fair game. […]
    Ray Dalio
  • How young people join violent extremist groups -- and how to stop them | Erin Marie Saltman September 5, 2017
    Terrorists and extremists aren't all naturally violent sociopaths -- they're deliberately recruited and radicalized in a process that doesn't fit into a neat pattern. Erin Marie Saltman discusses the push and pull factors that cause people to join extremist groups and explains innovative ways of preventing and countering radicalization.
    Erin Marie Saltman