(1) Super speed, magnetic levitation and the vision behind the hyperloop | Josh Giegel (2)The future of psychedelic-assisted psychotherapy | Rick Doblin (3) The world's biggest battery looks nothing like a battery | TED-Ed (4) Siri, Alexa, Google ... what comes next? | Karen Lellouche Tordjman (5) How AI can save our humanity | Kai-Fu Lee
1) Why thinking about death helps you live a better life | Alua Arthur 2) Want to be happy? Be grateful | David Steindl-Rast 3) Would you opt for a life with no pain? - Hayley Levitt and Bethany Rickwald 4) Why 30 is not the new 20 | Meg Jay
1) Why working from home is good for business | Matt Mullenweg 2) What if cracks in concrete could fix themselves? - Congrui Jin 3) The case for a new Great Migration in the US | Charles M. Blow 4) How much land does it take to power the world? | TED-Ed 5) 5 steps for clean air in India | Arunabha Ghosh 6) A smog vacuum cleaner and other magical city designs | Daan Roosegaarde 7) The next wave of innovation in freight | Oren Zaslansky
1) How the water you flush becomes the water you drink | Francis de los Reyes 2) Cities are driving climate change. Here's how they can fix it | Angel Hsu 3) You don't have to leave your neighborhood to live in a better one | Majora Carter 4) The material that could change the world... for a third time | TED-Ed 5) How to transform sinking cities into landscapes that fight floods | Kotchakorn Voraakhom 6) How do self-driving cars "see"? | Sajan Saini
1) Why don't poisonous animals poison themselves? - Rebecca D. Tarvin 2) The loves and lies of fireflies | Sara Lewis 3) This weird trick will help you summon an army of worms | Kenny Coogan 4) How we found the giant squid | Edith Widder 5) Vultures: The acid-puking, plague-busting heroes of the ecosystem | Kenny Coogan 6) The colorful, shapeshifting wonder of the Amazon's praying mantises | Leo Lanna and Lvcas Fiat 7) Why can parrots talk? | Grace Smith-Viduarre and Tim Wright
1) How we're saving one of Earth's last wild places | Steve Boyes 2) Are we interrupting the kinky sex lives of fish? | Marah J. Hardt 3) The evolution of animal genitalia - Menno Schilthuizen 4) Unseen footage, untamed nature | Karen Bass 5) Grief and love in the animal kingdom | Barbara J. King
1) Why you should love gross science | Anna Rothschild 2) How a wound heals itself - Sarthak Sinha 3) The truth about yeast in your body | Jen Gunter 4) How to have a healthier, positive relationship to sex | Tiffany Kagure Mugo and Siphumeze Khundayi 5) Why do women have periods? 6) The virginity fraud | Nina Dølvik Brochmann and Ellen Støkken Dahl 7) What causes bad breath? - Mel Rosenberg
1) Why can't we talk about periods? | Jen Gunter 2) An aerialist on listening to your body's signals | Adie Delaney 3) The surprising reason you feel awful when you're sick - Marco A. Sotomayor 4) Why skin disease is often misdiagnosed in darker skin tones | Jenna C. Lester 5) The way we think about biological sex is wrong | Emily Quinn 6) A campaign for period positivity | Ananya Grover
1) How to design a library that makes kids want to read | Michael Bierut 2) Fake videos of real people -- and how to spot them | Supasorn Suwajanakorn 3) Can machines read your emotions? - Kostas Karpouzis 4) Inside Africa's thriving art scene | Touria El Glaoui 5) Why must artists be poor? | Hadi Eldebek 6) What is color? | Colm Kelleher 7) 3 creative ways to fix fashion's waste problem | Amit Kalra
1) 24 hours on Earth -- in one image | Stephen Wilkes 2) The power of an image -- and the mind behind it | Misan Harriman 3) In the age of AI art, what can originality look like? | Eileen Isagon Skyers 4) Test yourself: Can you tell the difference between music and noise? | Hanako Sawada 5) How to 3D print human tissue | Taneka Jones 6) The forgotten art of the zoetrope | Eric Dyer 7) How AI can help shatter barriers to equality | Jamila Gordon 8) How will AI change the world? | TED-Ed
1) What is the universe expanding into? | Sajan Saini 2) Is our universe the only universe? | Brian Greene 3) The most detailed map of galaxies, black holes and stars ever made | Juna Kollmeier 4) Can a black hole be destroyed? | Fabio Pacucci 5) What Saturn's most mysterious moon could teach us about the origins of life | Elizabeth "Zibi" Turtle
1) Questioning the universe | Stephen Hawking 2) Hawking's black hole paradox explained | Fabio Pacucci 3) How to take a picture of a black hole | Katie Bouman 4) There may be extraterrestrial life in our solar system - Augusto Carballido 5) Where are all the aliens? | Stephen Webb 6) Three ways the universe could end - Venus Keus
1) How to let go of being a "good" person -- and become a better person | Dolly Chugh 2) How to get better at the things you care about | Eduardo Briceño 3) Where joy hides and how to find it | Ingrid Fetell Lee 4) Would you pass the wallet test? | TED-Ed 5) In uncertain times, think like a mother | Yifat Susskind
1) What's your happiness score? | Dominic Price 2) This tool will help improve your critical thinking | Erick Wilberding 3) The gift and power of emotional courage | Susan David 4) Grit: The power of passion and perseverance | Angela Lee Duckworth 5) The power of believing that you can improve | Carol Dweck
1) History through the eyes of a chicken | Chris A. Kniesly 2) The urgent case for antibiotic-free animals | Leon Marchal 3) What's a food allergy -- and what's not? | Jen Gunter 4) The ingredient in almost everything you eat | Francesca Bot 5) Climate change is becoming a problem you can taste | Amanda Little 6) How quinoa can help combat hunger and malnutrition | Cedric Habiyaremye 7) Without farmers, you'd be hungry, naked and sober | Eric Sannerud
1) A bold plan to empower 1.6 million out-of-school girls in India | Safeena Husain 2) How to spot a misleading graph - Lea Gaslowitz 3) How virtual reality turns students into scientists | Jessica Ochoa Hendrix 4) Will there be another pandemic in your lifetime? | TED-Ed 5) School is just the start. Here's how to help girls succeed for life | Angeline Murimirwa 6) The intangible effects of walls | Alexandra Auer 7) Why should you read "Hamlet"? - Iseult Gillespie
1) Why students should have mental health days | Hailey Hardcastle 2) How to understand power | Eric Liu 3) 3 ways to lower the barriers to higher education | Adrian K. Haugabrook 4) How to solve the education crisis for boys and men | Richard Reeves 5) Ukraine's fight to keep educating its children | Zoya Lytvyn
1) Your words may predict your future mental health | Mariano Sigman 2) Does grammar matter? - Andreea S. Calude 3) Language around gender and identity evolves (and always has) | Archie Crowley 4) An honest history of an ancient and "nasty" word | Kate Lister 5) Mysteries of vernacular: Robot - Jessica Oreck and Rachael Teel
1) Evolution's great mystery: Language | Michael Corballis 2) Who counts as a speaker of a language? | Anna Babel 3) How interpreters juggle two languages at once - Ewandro Magalhaes 4) How I'm using LEGO to teach Arabic | Ghada Wali 5) A history of Indigenous languages -- and how to revitalize them | Lindsay Morcom 6) The race to decode a mysterious language | Susan Lupack 7) A brief history of Spanish | Ilan Stavans
1) Why some people find exercise harder than others | Emily Balcetis 2) You can only save one— who do you choose? | Doug MacKay 3) Why we make bad financial choices -- even when we know better | Wendy De La Rosa 4) 3 psychological tricks to help you save money | Wendy De La Rosa 5) Why teens confess to crimes they didn't commit | Lindsay Malloy 6) How equal do we want the world to be? You'd be surprised | Dan Ariely