The BEST episodes of TED Talks season 2018

Every episode of TED Talks season 2018, ranked from best to worst by thousands of votes from fans of the show. The best episodes of TED Talks season 2018!

TED is a nonprofit devoted to Ideas Worth Spreading. It started out (in 1984) as a conference bringing together people from three worlds: Technology, Entertainment, Design. TEDTalks began as a simple attempt to share what happens at TED with the world. Under the moniker "ideas worth spreading," talks were released online. They rapidly attracted a global audience in the millions. Indeed, the reaction was so enthusiastic that the entire TED website has been reengineered around TEDTalks, with the goal of giving everyone on-demand access to the world's most inspiring voices. [TED-Ed and TEDx are separate TVDB series and should NOT be listed here. Episode ordering and dates are sourced from YouTube.]

Last Updated: 12/11/2025Network: YouTubeStatus: Continuing
Caroline Weaver: Why the pencil is perfect
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#1 - Caroline Weaver: Why the pencil is perfect

Season 2018 - Episode 78 - Aired 3/15/2018

Why are pencils shaped like hexagons, and how did they get their iconic yellow color? Pencil shop owner Caroline Weaver takes us inside the fascinating history of the pencil.

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Hugh Herr: How we'll become cyborgs and extend human potential
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#2 - Hugh Herr: How we'll become cyborgs and extend human potential

Season 2018 - Episode 164 - Aired 5/30/2018

Humans will soon have new bodies that forever blur the line between the natural and synthetic worlds, says bionics designer Hugh Herr. In an unforgettable talk, he details "NeuroEmbodied Design," a methodology for creating cyborg function that he's developing at the MIT Media Lab, and shows us a future where we've augmented our bodies in a way that will redefine human potential — and, maybe, turn us into superheroes. "During the twilight years of this century, I believe humans will be unrecognizable in morphology and dynamics from what we are today," Herr says. "Humanity will take flight and soar."

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Enric Sala: Let's turn the high seas into the world's largest nature reserve
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#3 - Enric Sala: Let's turn the high seas into the world's largest nature reserve

Season 2018 - Episode 173 - Aired 6/6/2018

What if we could save the fishing industry and protect the ocean at the same time? Marine ecologist Enric Sala shares his bold plan to safeguard the high seas — some of the last wild places on earth, which fall outside the jurisdiction of any single country — by creating a giant marine reserve that covers two-thirds of the world's ocean. By protecting the high seas, Sala believes we will restore the ecological, economic and social benefits of the ocean. "When we can align economic needs with conservation, miracles can happen," Sala says.

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Amit Kalra: 3 creative ways to fix fashion's waste problem
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#4 - Amit Kalra: 3 creative ways to fix fashion's waste problem

Season 2018 - Episode 49 - Aired 2/15/2018

What happens to the clothes we don't buy? You might think that last season's coats, trousers and turtlenecks end up being put to use, but most of it (nearly 13 million tons each year in the United States alone) ends up in landfills. Fashion has a waste problem, and Amit Kalra wants to fix it. He shares some creative ways the industry can evolve to be more conscientious about the environment — and gain a competitive advantage at the same time.

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Anna Rosling Rönnlund: See how the rest of the world lives, organized by income
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#5 - Anna Rosling Rönnlund: See how the rest of the world lives, organized by income

Season 2018 - Episode 19 - Aired 1/18/2018

What does it look like when someone in Sweden brushes their teeth or when someone in Rwanda makes their bed? Anna Rosling Rönnlund wants all of us to find out, so she sent photographers to 264 homes in 50 countries (and counting!) to document the stoves, bed, toilets, toys and more in households from every income bracket around the world. See how families live in Latvia or Burkina Faso or Peru as Rosling Rönnlund explains the power of data visualization to help us better understand the world.

Cleo Wade: Want to change the world? Start by being brave enough to care
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#6 - Cleo Wade: Want to change the world? Start by being brave enough to care

Season 2018 - Episode 20 - Aired 1/19/2018

Artist and poet Cleo Wade recites a moving poem about being an advocate for love and acceptance in a time when both seem in short supply. Woven between stories of people at the beginning and end of their lives, she shares some truths about growing up (and speaking up) and reflects on the wisdom of a life well-lived, leaving us with a simple yet enduring takeaway: be good to yourself, be good to others, be good to the earth. "The world will say to you, 'Be a better person,'" Wade says. "Do not be afraid to say, 'Yes.'"

George Steinmetz: Photos of Africa, taken from a flying lawn chair
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#7 - George Steinmetz: Photos of Africa, taken from a flying lawn chair

Season 2018 - Episode 25 - Aired 1/24/2018

George Steinmetz's spectacular photos show Africa from the air, taken from the world's slowest, lightest aircraft. Join Steinmetz to discover the surprising historical, ecological and sociopolitical patterns that emerge when you go low and slow in a flying lawn chair.

Fredros Okumu: Why I study the most dangerous animal on earth -- mosquitoes
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#8 - Fredros Okumu: Why I study the most dangerous animal on earth -- mosquitoes

Season 2018 - Episode 29 - Aired 1/29/2018

What do we really know about mosquitoes? Fredros Okumu catches and studies these disease-carrying insects for a living -- with the hope of crashing their populations. Join Okumu for a tour of the frontlines of mosquito research, as he details some of the unconventional methods his team at the Ifakara Health Institute in Tanzania have developed to target what has been described as the most dangerous animal on earth.

Guy Winch: How to fix a broken heart
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#9 - Guy Winch: How to fix a broken heart

Season 2018 - Episode 37 - Aired 2/5/2018

At some point in our lives, almost every one of us will have our heart broken. Imagine how different things would be if we paid more attention to this unique emotional pain. Psychologist Guy Winch reveals how recovering from heartbreak starts with a determination to fight our instincts to idealize and search for answers that aren't there -- and offers a toolkit on how to, eventually, move on. Our hearts might sometimes be broken, but we don't have to break with them.

Wendy Suzuki: The brain-changing benefits of exercise
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#10 - Wendy Suzuki: The brain-changing benefits of exercise

Season 2018 - Episode 61 - Aired 2/28/2018

What's the most transformative thing that you can do for your brain today? Exercise! says neuroscientist Wendy Suzuki. Get inspired to go to the gym as Suzuki discusses the science of how working out boosts your mood and memory — and protects your brain against neurodegenerative diseases like Alzheimer's.

Ingrid Fetell Lee: Where joy hides and how to find it
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#11 - Ingrid Fetell Lee: Where joy hides and how to find it

Season 2018 - Episode 155 - Aired 5/21/2018

Cherry blossoms and rainbows, bubbles and googly eyes: Why do some things seem to create such universal joy? In this captivating talk, Ingrid Fetell Lee reveals the surprisingly tangible roots of joy and shows how we all can find — and create — more of it in the world around us.

Karen Lloyd: This deep-sea mystery is changing our understanding of life
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#12 - Karen Lloyd: This deep-sea mystery is changing our understanding of life

Season 2018 - Episode 38 - Aired 2/6/2018

How deep into the Earth can we go and still find life? Marine microbiologist Karen Lloyd introduces us to deep-subsurface microbes: tiny organisms that live buried meters deep in ocean mud and have been on Earth since way before animals. Learn more about these mysterious microbes, which refuse to grow in the lab and seem to have a fundamentally different relationship with time and energy than we do.

Vishaan Chakrabarti: How we can design timeless cities for our collective future
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#13 - Vishaan Chakrabarti: How we can design timeless cities for our collective future

Season 2018 - Episode 194 - Aired 6/25/2018

There's a creeping sameness in many of our newest urban buildings and streetscapes, says architect Vishaan Chakrabarti. And this physical homogeneity — the result of regulations, mass production, safety issues and cost considerations, among other factors — has blanketed our planet in a social and psychological homogeneity, too. In this visionary talk, Chakrabarti calls for a return to designing magnetic, lyrical cities that embody their local cultures and adapt to the needs of our changing world and climate.

Prosanta Chakrabarty: Four billion years of evolution in six minutes
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#14 - Prosanta Chakrabarty: Four billion years of evolution in six minutes

Season 2018 - Episode 186 - Aired 6/15/2018

Did humans evolve from monkeys or from fish? In this enlightening talk, ichthyologist and TED Fellow Prosanta Chakrabarty dispels some hardwired myths about evolution, encouraging us to remember that we're a small part of a complex, four-billion-year process — and not the end of the line. "We're not the goal of evolution," Chakrabarty says. "Think of us all as young leaves on this ancient and gigantic tree of life — connected by invisible branches not just to each other, but to our extinct relatives and our evolutionary ancestors."

John Doerr: Why the secret to success is setting the right goals
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#15 - John Doerr: Why the secret to success is setting the right goals

Season 2018 - Episode 175 - Aired 6/11/2018

Our leaders and institutions are failing us, but it's not always because they're bad or unethical, says venture capitalist John Doerr — often, it's simply because they're leading us toward the wrong objectives. In this practical talk, Doerr shows us how we can get back on track with "Objectives and Key Results," or OKRs — a goal-setting system that's been employed by the likes of Google, Intel and Bono to set and execute on audacious goals. Learn more about how setting the right goals can mean the difference between success and failure — and how we can use OKRs to hold our leaders and ourselves accountable.

Brett Hennig: What if we replaced politicians with randomly selected people?
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#16 - Brett Hennig: What if we replaced politicians with randomly selected people?

Season 2018 - Episode 171 - Aired 6/5/2018

If you think democracy is broken, here's an idea: let's replace politicians with randomly selected people. Author and activist Brett Hennig presents a compelling case for sortition democracy, or random selection of government officials — a system with roots in ancient Athens that taps into the wisdom of the crowd and entrusts ordinary people with making balanced decisions for the greater good of everyone. Sound crazy? Learn more about how it could work to create a world free of partisan politics.

Gene Luen Yang: Comics belong in the classroom
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#17 - Gene Luen Yang: Comics belong in the classroom

Season 2018 - Episode 161 - Aired 5/25/2018

Comic books and graphic novels belong in every teacher's toolkit, says cartoonist and educator Gene Luen Yang. Set against the backdrop of his own witty, colorful drawings, Yang explores the history of comics in American education — and reveals some unexpected insights about their potential for helping kids learn.

Su Kahumbu: How we can help hungry kids, one text at a time
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#18 - Su Kahumbu: How we can help hungry kids, one text at a time

Season 2018 - Episode 38 - Aired 2/6/2018

Su Kahumbu raises badass cows — healthy, well-fed animals whose protein is key to solving a growing crisis in Africa: childhood nutritional stunting. With iCow, a simple SMS service she developed to support small-scale livestock farmers, the TED Fellow is helping farmers across the continent by texting them tips on caring for and raising animals. Learn more about how this cheap innovation is helping feed hungry kids, one text at a time.

Naoko Ishii: An economic case for protecting the planet
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#19 - Naoko Ishii: An economic case for protecting the planet

Season 2018 - Episode 22 - Aired 1/22/2018

We all share one planet -- we breathe the same air, drink the same water and depend on the same oceans, forests and biodiversity. Economist Naoko Ishii is on a mission to protect these shared resources, known as the global commons, that are vital for our survival. In an eye-opening talk about the wellness of the planet, Ishii outlines four economic systems we need to change to safeguard the global commons, making the case for a new kind of social contract with the earth.

Jennifer Wilcox: A new way to remove CO2 from the atmosphere
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#20 - Jennifer Wilcox: A new way to remove CO2 from the atmosphere

Season 2018 - Episode 205 - Aired 7/5/2018

Our planet has a carbon problem — if we don't start removing carbon dioxide from the atmosphere, we'll grow hotter, faster. Chemical engineer Jennifer Wilcox previews some amazing technology to scrub carbon from the air, using chemical reactions that capture and reuse CO2 in much the same way trees do ... but at a vast scale. This detailed talk reviews both the promise and the pitfalls.

Poppy Crum: Technology that knows what you're feeling
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#21 - Poppy Crum: Technology that knows what you're feeling

Season 2018 - Episode 189 - Aired 6/19/2018

What happens when technology knows more about us than we do? Poppy Crum studies how we express emotions — and she suggests the end of the poker face is near, as new tech makes it easy to see the signals that give away how we're feeling. In a talk and demo, she shows how "empathetic technology" can read physical signals like body temperature and the chemical composition of our breath to inform on our emotional state. For better or for worse. "If we recognize the power of becoming technological empaths, we get this opportunity where technology can help us bridge the emotional and cognitive divide," Crum says.

Amy Edmondson: How to turn a group of strangers into a team
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#22 - Amy Edmondson: How to turn a group of strangers into a team

Season 2018 - Episode 159 - Aired 5/24/2018

Business school professor Amy Edmondson studies "teaming," where people come together quickly (and often temporarily) to solve new, urgent or unusual problems. Recalling stories of teamwork on the fly, such as the incredible rescue of 33 miners trapped half a mile underground in Chile in 2010, Edmondson shares the elements needed to turn a group of strangers into a quick-thinking team that can nimbly respond to challenges.

Emily Levine: How I made friends with reality
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#23 - Emily Levine: How I made friends with reality

Season 2018 - Episode 158 - Aired 5/23/2018

With her signature wit and wisdom, Emily Levine meets her ultimate challenge as a comedian/philosopher: she makes dying funny. In this personal talk, she takes us on her journey to make friends with reality — and peace with death. Life is an enormous gift, Levine says: "You enrich it as best you can, and then you give it back."

Steven Pinker: Is the world getting better or worse? A look at the numbers
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#24 - Steven Pinker: Is the world getting better or worse? A look at the numbers

Season 2018 - Episode 135 - Aired 4/30/2018

Was 2017 really the "worst year ever," as some would have us believe? In his analysis of recent data on homicide, war, poverty, pollution and more, psychologist Steven Pinker finds that we're doing better now in every one of them when compared with 30 years ago. But progress isn't inevitable, and it doesn't mean everything gets better for everyone all the time, Pinker says. Instead, progress is problem-solving, and we should look at things like climate change and nuclear war as problems to be solved, not apocalypses in waiting. "We will never have a perfect world, and it would be dangerous to seek one," he says. "But there's no limit to the betterments we can attain if we continue to apply knowledge to enhance human flourishing."

Danielle Wood: 6 space technologies we can use to improve life on Earth
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#25 - Danielle Wood: 6 space technologies we can use to improve life on Earth

Season 2018 - Episode 34 - Aired 2/1/2018

Danielle Wood leads the Space Enabled research group at the MIT Media Lab, where she works to tear down the barriers that limit the benefits of space exploration to only the few, the rich or the elite. She identifies six technologies developed for space exploration that can contribute to sustainable development across the world -- from observation satellites that provide information to aid organizations to medical research on microgravity that can be used to improve health care on Earth. "Space truly is useful for sustainable development for the benefit of all peoples," Wood says.