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  • All
  • Talks 217
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Talks
61 - 90 of 217 results

Enrico Ramirez-Ruiz: Your body was forged in the spectacular death of stars

We are all connected by the spectacular birth, death and rebirth of stars, says astrophysicist Enrico Ramirez-Ruiz. Journey through the cosmic history of the universe as Ramirez-Ruiz explains how supernovas forged the elements of life to create everything from the air you breathe to the very atoms that make you.
https://www.ted.com/talks/enrico_ramirez_ruiz_your_body_was_forged_in_the_spectacular_death_of_stars

Drew Berry: Animations of unseeable biology

We have no ways to directly observe molecules and what they do -- but Drew Berry wants to change that. He demos his scientifically accurate (and entertaining!) animations that help researchers see unseeable processes within our own cells.
https://www.ted.com/talks/drew_berry_animations_of_unseeable_biology

Ayana Jamieson and Moya Bailey: Why should you read sci-fi superstar Octavia E. Butler?

Much science fiction features white male heroes who blast aliens or become saviors of brown people. Octavia E. Butler knew she could tell a better story. She built stunning worlds rife with diverse characters, and brought nuance and depth to the representation of their experiences. Ayana Jamieson and Moya Bailey dive into the works of the vision...
https://www.ted.com/talks/ayana_jamieson_and_moya_bailey_why_should_you_read_sci_fi_superstar_octavia_e_butler

Bina Venkataraman: The power to think ahead in a reckless age

In a forward-looking talk, author Bina Venkataraman answers a pivotal question of our time: How can we secure our future and do right by future generations? She parses the mistakes we make when imagining the future of our lives, businesses and communities, revealing how we can reclaim our innate foresight. What emerges is a surprising case for h...
https://www.ted.com/talks/bina_venkataraman_the_power_to_think_ahead_in_a_reckless_age

Dennis Wildfogel: What is the universe made of?

The atoms around you have existed for billions of years -- and most originated in the flaming, gaseous core of a star. Dennis Wildfogel tells the captivating tale of these atoms' long journeys from the Big Bang to the molecules they form today. [Directed by Pew36 Animation Studios, narrated by Dennis Wildfogel].
https://www.ted.com/talks/dennis_wildfogel_what_is_the_universe_made_of

Alisa Miller: How the news distorts our worldview

Alisa Miller, head of Public Radio International, talks about why -- though we want to know more about the world than ever -- the media is actually showing us less. Eye-opening stats and graphs.
https://www.ted.com/talks/alisa_miller_how_the_news_distorts_our_worldview

TED-Ed: The world's biggest battery looks nothing like a battery

As of 2020, the world's biggest lithium-ion battery is hooked up to the Southern California power grid and can provide enough power for about 250,000 homes. But it's actually not the biggest battery in the world: a pair of lakes are. How can lakes be a battery? Explore how inventors are rethinking what a battery can be, and how these surprising ...
https://www.ted.com/talks/ted_ed_the_world_s_biggest_battery_looks_nothing_like_a_battery

T. Boone Pickens: Let's transform energy -- with natural gas

The US consumes 25% of the world's oil -- but as energy tycoon T. Boone Pickens points out onstage, the country has no energy policy to prepare for the inevitable. Is alternative energy our bridge to an oil-free future? After losing $150 million investing in wind energy, Pickens suggests it isn't, not yet. What might get us there? Natural gas. A...
https://www.ted.com/talks/t_boone_pickens_let_s_transform_energy_with_natural_gas

Eric Berlow and Sean Gourley: Mapping ideas worth spreading

What do 24,000 ideas look like? Ecologist Eric Berlow and physicist Sean Gourley apply algorithms to the entire archive of TEDx Talks, taking us on a stimulating visual tour to show how ideas connect globally.
https://www.ted.com/talks/eric_berlow_and_sean_gourley_mapping_ideas_worth_spreading

David Rothkopf: How fear drives American politics

Does it seem like Washington has no new ideas? Instead of looking to build the future, it sometimes feels like the US political establishment happily retreats into fear and willful ignorance. Journalist David Rothkopf lays out a few of the major issues that US leadership is failing to address -- from cybercrime to world-shaking new tech to the r...
https://www.ted.com/talks/david_rothkopf_how_fear_drives_american_politics

Alex Gendler: How tsunamis work

The immense swell of a tsunami can grow up to 100 feet, hitting speeds over 500 mph -- a treacherous combination for anyone or anything in its path. Alex Gendler details the causes of these towering terrors and explains how scientists are seeking to reduce their destruction in the future. [Directed by Augenblick Studios, narrated by Michelle Sno...
https://www.ted.com/talks/alex_gendler_how_tsunamis_work

Taryn Simon: Photographs of secret sites

Taryn Simon exhibits her startling take on photography -- to reveal worlds and people we would never see otherwise. She shares two projects: one documents otherworldly locations typically kept secret from the public, the other involves haunting portraits of men convicted for crimes they did not commit.
https://www.ted.com/talks/taryn_simon_photographs_of_secret_sites

Damon Horowitz: We need a "moral operating system"

Damon Horowitz reviews the enormous new powers that technology gives us: to know more -- and more about each other -- than ever before. Drawing the audience into a philosophical discussion, Horowitz invites us to pay new attention to the basic philosophy -- the ethical principles -- behind the burst of invention remaking our world. Where's the m...
https://www.ted.com/talks/damon_horowitz_we_need_a_moral_operating_system

Scilla Elworthy: Fighting with nonviolence

How do you deal with a bully without becoming a thug? In this wise and soulful talk, peace activist Scilla Elworthy maps out the skills we need -- as nations and individuals -- to fight extreme force without using force in return. To answer the question of why and how nonviolence works, she evokes historical heroes -- Aung San Suu Kyi, Mahatma G...
https://www.ted.com/talks/scilla_elworthy_fighting_with_nonviolence

David Wallace-Wells: How we could change the planet's climate future

The climate crisis is too vast and complicated to solve with a silver bullet, says author David Wallace-Wells. What we need is a shift in how we live. Follow along as he lays out some of the dramatic actions we could take to build a livable, prosperous world in the age of global warming.
https://www.ted.com/talks/david_wallace_wells_how_we_could_change_the_planet_s_climate_future

Barry Schwartz: Our loss of wisdom

Barry Schwartz makes a passionate call for "practical wisdom" as an antidote to a society gone mad with bureaucracy. He argues powerfully that rules often fail us, incentives often backfire, and practical, everyday wisdom will help rebuild our world.
https://www.ted.com/talks/barry_schwartz_our_loss_of_wisdom

Richard Ledgett: The NSA responds to Edward Snowden's TED Talk

After a surprise appearance by Edward Snowden at TED2014, Chris Anderson said: "If the NSA wants to respond, please do." And yes, they did. Appearing by video, NSA deputy director Richard Ledgett answers Anderson's questions about the balance between security and protecting privacy.
https://www.ted.com/talks/richard_ledgett_the_nsa_responds_to_edward_snowden_s_ted_talk

Ewandro Magalhaes: How interpreters juggle two languages at once

Language is complex, and when abstract or nuanced concepts get lost in translation, the consequences may be catastrophic. Given the complexities of language and cultural exchange, how do these epic miscommunications not happen all the time? Ewandro Magalhaes explains how much of the answer lies with the skill and training of interpreters to over...
https://www.ted.com/talks/ewandro_magalhaes_how_interpreters_juggle_two_languages_at_once

Donald Sadoway: The missing link to renewable energy

What's the key to using alternative energy, like solar and wind? Storage -- so we can have power on tap even when the sun's not out and the wind's not blowing. In this accessible, inspiring talk, Donald Sadoway takes to the blackboard to show us the future of large-scale batteries that store renewable energy. As he says: "We need to think about ...
https://www.ted.com/talks/donald_sadoway_the_missing_link_to_renewable_energy

Bruce Bueno de Mesquita: A prediction for the future of Iran

Bruce Bueno de Mesquita uses mathematical analysis to predict (very often correctly) such messy human events as war, political power shifts, Intifada ... After a crisp explanation of how he does it, he offers three predictions on the future of Iran.
https://www.ted.com/talks/bruce_bueno_de_mesquita_a_prediction_for_the_future_of_iran

Stephen Petranek: 10 ways the world could end

How might the human race end? Stephen Petranek lays out 10 terrible options and the science behind them. Will we be wiped out by an asteroid? Eco-collapse? How about a particle collider gone wild?
https://www.ted.com/talks/stephen_petranek_10_ways_the_world_could_end

Vishaan Chakrabarti: A vision of sustainable housing for all of humanity

By 2100, the UN estimates that the world's population will grow to just over 11 billion people. Architect Vishaan Chakrabarti wants us to start thinking about how we'll house all these people -- and how new construction can fight climate change rather than make it worse. In this visionary talk, Chakrabarti proposes a "Goldilocks" solution to sus...
https://www.ted.com/talks/vishaan_chakrabarti_a_vision_of_sustainable_housing_for_all_of_humanity

Jeff Steers: Who won the space race?

On October 4, 1957, the Soviet Union launched the satellite Sputnik and, with it, an international space race. The United States and the Soviet Union rushed to declare dominance of space for 18 years, until the two countries agreed to a more collaborative model. The real winner? Science. Jeff Steers describes the history -- and the benefits -- o...
https://www.ted.com/talks/jeff_steers_who_won_the_space_race

Fabio Pacucci: Yes, scientists are actually building an elevator to space

Sending rockets into space requires sacrificing expensive equipment, burning massive amounts of fuel, and risking potential catastrophe. So in the space race of the 21st century, some engineers are abandoning rockets for something more exciting: elevators. What would it take to build such a structure? Fabio Pacucci explores the physics behind mo...
https://www.ted.com/talks/fabio_pacucci_yes_scientists_are_actually_building_an_elevator_to_space

R. Saravanan: Is the weather actually becoming more extreme?

From 2016 to 2019, the world saw record-breaking heat waves, rampant wildfires, and the longest run of category 5 tropical cyclones on record. The number of extreme weather events has been increasing for the last 40 years, and current predictions suggest that trend will continue. So, is the increase in extreme weather due to random chance, or ch...
https://www.ted.com/talks/r_saravanan_is_the_weather_actually_becoming_more_extreme

David Ian Howe: A brief history of dogs

Since their emergence over 200,000 years ago, modern humans have established communities all over the planet. But they didn't do it alone. Whatever corner of the globe you find humans in today, you're likely to find another species as well: dogs. So how did one of our oldest rivals, the wolf, evolve into man's best friend? David Ian Howe traces ...
https://www.ted.com/talks/david_ian_howe_a_brief_history_of_dogs

Moriba Jah: What if every satellite suddenly disappeared?

What would happen if one day all of humanity's artificial satellites suddenly disappeared? Within hours, most of the planet's traffic would grind to a halt, the world economy would shut down, and most countries would declare a state of emergency. Even in the best-case scenario, our civilization would be set back by decades. So, what are the odds...
https://www.ted.com/talks/moriba_jah_what_if_every_satellite_suddenly_disappeared

Clément Vidal: Is there a limit to technological progress?

Many generations have felt they've reached the pinnacle of technological advancement. Yet, if you look back 100 years, the technologies we take for granted today would seem like impossible magic. So — will there be a point where we reach an actual limit of technological progress? And if so, are we anywhere near that limit now? Clément Vidal cons...
https://www.ted.com/talks/clement_vidal_is_there_a_limit_to_technological_progress

John Doerr and Ryan Panchadsaram: An action plan for solving the climate crisis

"How much more damage do we have to endure before we realize that it's cheaper to save this planet than to ruin it?" asks engineer and investor John Doerr. In conversation with Countdown cofounder Lindsay Levin, Doerr and systems innovator Ryan Panchadsaram lay out six big objectives that -- if pursued with speed and scale -- could transform soc...
https://www.ted.com/talks/john_doerr_and_ryan_panchadsaram_an_action_plan_for_solving_the_climate_crisis

David Deutsch: A new way to explain explanation

For tens of thousands of years our ancestors understood the world through myths, and the pace of change was glacial. The rise of scientific understanding transformed the world within a few centuries. Why? Physicist David Deutsch proposes a subtle answer.
https://www.ted.com/talks/david_deutsch_a_new_way_to_explain_explanation
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