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TED Talk Can you solve the fortress riddle? Henri Picciotto · TED Source's player TED Talk Can a robot pass a university entrance exam? Noriko Arai · TED Source's player TED Talk When will the next ice age happen? Lorraine Lisiecki · TED Source's player TED Talk I leapt from the stratosphere. Here's how I did it Alan Eustace · TED Source's player TED Talk Discover the physical side of the internet Andrew Blum · TED Source's player TED Talk The global learning crisis -- and what to do about it Amel Karboul · TED Source's player TED Talk How many ways can you arrange a deck of cards? Yannay Khaikin · TED Source's player TED Talk How early life experience is written into DNA Moshe Szyf · TED Source's player TED Talk The radical possibilities of man-made DNA Floyd E. Romesberg · TED Source's player TED Talk Can we call it a "world map" if it's missing a billion people? Rebecca Firth · TED Source's player TED Talk How to get everyone to care about a green economy Angela Francis · TED Source's player TED Talk I let algorithms randomize my life for two years Max Hawkins · TED Source's player TED Talk Kids, take charge Kiran Sethi · TED Source's player TED Talk Use your voice, vote and wallet for climate action Halla Tómasdóttir · TED Source's player TED Talk Drawings that show the beauty and fragility of Earth Zaria Forman · TED Source's player TED Talk Sugar: Hiding in plain sight Robert Lustig · TED Source's player TED Talk Technology that knows what you're feeling Poppy Crum · TED Source's player TED Talk How to fix the "bugs" in the net-zero code Lucas Joppa · TED Source's player TED Talk How to spot fake AI photos Hany Farid · TED Source's player TED Talk Why entrepreneurship flourishes in the countryside Xiaowei R. Wang · TED Source's player TED Talk Do you really know why you do what you do? Petter Johansson · TED Source's player TED Talk When will the next mass extinction occur? Matthew Borths, Michael D'Emic, Adam Pritchard · TED Source's player TED Talk Climate change is becoming a problem you can taste Amanda Little · TED Source's player TED Talk The search for microscopic aliens Sarah Rugheimer · TED Source's player TED Talk Is civility a sham? Teresa Bejan · TED Source's player TED Talk Is there a real you? Julian Baggini · TED Source's player TED Talk Racism thrives on silence -- speak up! Dexter Dias · TED Source's player TED Talk What it takes to be racially literate Priya Vulchi and Winona Guo · TED Source's player TED Talk The surprising psychology behind your urge to break the rules Paul Bloom · TED Source's player TED Talk Your phone company is watching Malte Spitz · TED Source's player TED Talk A memory scientist's advice on reporting harassment and discrimination Julia Shaw · TED Source's player TED Talk How do wind turbines work? Rebecca J. Barthelmie and Sara C. Pryor · TED Source's player TED Talk A brief history of melancholy Courtney Stephens · TED Source's player TED Talk Super speed, magnetic levitation and the vision behind the hyperloop Josh Giegel · TED Source's player TED Talk Smart failure for a fast-changing world Eddie Obeng · TED Source's player TED Talk Africa's great carbon valley -- and how to end energy poverty James Irungu Mwangi · TED Source's player TED Talk 5 needs that any COVID-19 response should meet Kwame Owusu-Kesse · TED Source's player TED Talk How to protect your mental well-being online -- from a Gen-Zer Peachy Liv · TED Source's player TED Talk How to foster true diversity and inclusion at work (and in your community) Rosalind G. Brewer · TED Source's player TED Talk How to be fearless in the face of authoritarianism Sviatlana Tsikhanouskaya · TED Source's player TED Talk A Saudi woman who dared to drive Manal al-Sharif · TED Source's player TED Talk Where on Earth will people live in the future? Parag Khanna · TED Source's player TED Talk How to use data to make a hit TV show Sebastian Wernicke · TED Source's player TED Talk A future with fewer cars Freeman H. Shen · TED Source's player TED Talk The lost art of democratic debate Michael Sandel · TED Source's player TED Talk Does photographing a moment steal the experience from you? Erin Sullivan · TED Source's player TED Talk The hidden history found in your teeth Carolyn Freiwald · TED Source's player TED Talk How we see color Colm Kelleher · TED Source's player