Living sculptures that stand for history's truths | Sethembile Msezane
15 Sep 2017
Contributed by Lukas
In the century-old statues that dotted Cape Town, Sethembile Mzesane didn't see anything that looked...
Fun home experiments that teach you physics | Helen Czerski
14 Sep 2017
Contributed by Lukas
Physics doesn't just happen in a fancy lab -- it happens when you push a piece of buttered toast off...
The real reason manufacturing jobs are disappearing | Augie Picado
14 Sep 2017
Contributed by Lukas
We've heard a lot of rhetoric lately suggesting that countries like the US are losing valuable manuf...
A forgotten ancient grain that could help Africa prosper | Pierre Thiam
13 Sep 2017
Contributed by Lukas
Forget quinoa. Meet fonio, an ancient "miracle grain" native to Senegal that's versatile, nutritious...
What really motivates people to be honest in business | Alexander Wagner
12 Sep 2017
Contributed by Lukas
Each year, one in seven large corporations commits fraud. Why? To find out, Alexander Wagner takes u...
How our friendship survives our opposing politics | Caitlin Quattromani and Lauran Arledge
11 Sep 2017
Contributed by Lukas
Can you still be friends with someone who doesn't vote the same way as you? For Caitlin Quattromani ...
What it feels like to see Earth from space | Benjamin Grant
07 Sep 2017
Contributed by Lukas
What the astronauts felt when they saw Earth from space changed them forever. Author and artist Benj...
How to build a company where the best ideas win | Ray Dalio
06 Sep 2017
Contributed by Lukas
What if you knew what your coworkers really thought about you and what they were really like? Ray Da...
How young people join violent extremist groups -- and how to stop them | Erin Marie Saltman
05 Sep 2017
Contributed by Lukas
Terrorists and extremists aren't all naturally violent sociopaths -- they're deliberately recruited ...
A smog vacuum cleaner and other magical city designs | Daan Roosegaarde
05 Sep 2017
Contributed by Lukas
Daan Roosegaarde uses technology and creative thinking to produce imaginative, earth-friendly design...
TED's secret to great public speaking | Chris Anderson
04 Sep 2017
Contributed by Lukas
There's no single formula for a great talk, but there is a secret ingredient that all the best ones ...
Dare to refuse the origin myths that claim who you are | Chetan Bhatt
01 Sep 2017
Contributed by Lukas
We all have origin stories and identity myths, our tribal narratives that give us a sense of securit...
How your pictures can help reclaim lost history | Chance Coughenour
31 Aug 2017
Contributed by Lukas
Digital archaeologist Chance Coughenour is using pictures -- your pictures -- to reclaim antiquities...
How the US government spies on people who protest -- including you | Jennifer Granick
31 Aug 2017
Contributed by Lukas
What's stopping the American government from recording your phone calls, reading your emails and mon...
Can a robot pass a university entrance exam? | Noriko Arai
30 Aug 2017
Contributed by Lukas
Meet Todai Robot, an AI project that performed in the top 20 percent of students on the entrance exa...
Why we need to end the era of orphanages | Tara Winkler
29 Aug 2017
Contributed by Lukas
Could it be wrong to help children in need by starting an orphanage? In this eye-opening talk about ...
When workers own companies, the economy is more resilient | Niki Okuk
28 Aug 2017
Contributed by Lukas
Another economic reality is possible -- one that values community, sustainability and resiliency ins...
"The Sacred Art of the Ori" | Laolu Senbanjo
25 Aug 2017
Contributed by Lukas
Every artist has a name, and every artist has a story. Laolu Senbanjo's story started in Nigeria, wh...
What the sugar coating on your cells is trying to tell you | Carolyn Bertozzi
24 Aug 2017
Contributed by Lukas
Your cells are coated with sugars that store information and speak a secret language. What are they ...
What would happen if we upload our brains to computers | Robin Hanson
24 Aug 2017
Contributed by Lukas
Meet the "ems" -- machines that emulate human brains and can think, feel and work just like the brai...
A lyrical bridge between past, present and future | David Whyte
23 Aug 2017
Contributed by Lukas
With his signature charm and searching insight, David Whyte meditates on the frontiers of the past, ...
What moral decisions should driverless cars make? | Iyad Rahwan
22 Aug 2017
Contributed by Lukas
Should a driverless car kill you if it means saving five pedestrians? In this primer on the social d...
The era of blind faith in big data must end | Cathy O'Neil
22 Aug 2017
Contributed by Lukas
Algorithms decide who gets a loan, who gets a job interview, who gets insurance and much more -- but...
How I found myself through music | Anika Paulson
21 Aug 2017
Contributed by Lukas
"Music is everywhere, and it is in everything," says musician, student and TED-Ed Clubs star Anika P...
The secret to living longer may be your social life | Susan Pinker
18 Aug 2017
Contributed by Lukas
The Italian island of Sardinia has more than six times as many centenarians as the mainland and ten ...
A practical way to help the homeless find work and safety | Richard J. Berry
17 Aug 2017
Contributed by Lukas
When Richard J. Berry, the mayor of Albuquerque, saw a man on a street corner holding a cardboard si...
7 principles for building better cities | Peter Calthorpe
17 Aug 2017
Contributed by Lukas
More than half of the world's population already lives in cities, and another 2.5 billion people are...
How artists can (finally) get paid in the digital age | Jack Conte
16 Aug 2017
Contributed by Lukas
It's been a weird 100 years for artists and creators, says musician and entrepreneur Jack Conte. The...
How I help free innocent people from prison | Ronald Sullivan
15 Aug 2017
Contributed by Lukas
Harvard Law professor Ronald Sullivan fights to free wrongfully convicted people from jail -- in fac...
What I saw at the Ferguson protests | Damon Davis
14 Aug 2017
Contributed by Lukas
When artist Damon Davis went to join the protests in Ferguson, Missouri, after police killed Michael...
Meet the microscopic life in your home -- and on your face | Anne Madden
11 Aug 2017
Contributed by Lukas
Behold the microscopic jungle in and around you: tiny organisms living on your cheeks, under your so...
You owe it to yourself to experience a total solar eclipse | David Baron
10 Aug 2017
Contributed by Lukas
On August 21, 2017, the moon's shadow will race from Oregon to South Carolina in what some consider ...
Let's end ageism | Ashton Applewhite
09 Aug 2017
Contributed by Lukas
It's not the passage of time that makes it so hard to get older. It's ageism, a prejudice that pits ...
How your brain decides what is beautiful | Anjan Chatterjee
08 Aug 2017
Contributed by Lukas
Anjan Chatterjee uses tools from evolutionary psychology and cognitive neuroscience to study one of ...
How AI can enhance our memory, work and social lives | Tom Gruber
07 Aug 2017
Contributed by Lukas
How smart can our machines make us? Tom Gruber, co-creator of Siri, wants to make "humanistic AI" th...
How a computer learns to recognize objects instantly | Joseph Redmon
04 Aug 2017
Contributed by Lukas
Ten years ago, researchers thought that getting a computer to tell the difference between a cat and ...
The stories behind The New Yorker's iconic covers | Françoise Mouly
03 Aug 2017
Contributed by Lukas
Meet Françoise Mouly, The New Yorker's art director. For the past 24 years, she's helped decide wha...
Nationalism vs. globalism: the new political divide | Yuval Noah Harari
02 Aug 2017
Contributed by Lukas
How do we make sense of today's political divisions? In a wide-ranging conversation full of insight,...
Can art amend history? | Titus Kaphar
01 Aug 2017
Contributed by Lukas
Artist Titus Kaphar makes paintings and sculptures that wrestle with the struggles of the past while...
Meet Spot, the robot dog that can run, hop and open doors | Marc Raibert
31 Jul 2017
Contributed by Lukas
That science fiction future where robots can do what people and animals do may be closer than you th...
Why I still have hope for coral reefs | Kristen Marhaver
28 Jul 2017
Contributed by Lukas
Corals in the Pacific Ocean have been dying at an alarming rate, particularly from bleaching brought...
You smell with your body, not just your nose | Jennifer Pluznick
27 Jul 2017
Contributed by Lukas
Do your kidneys have a sense of smell? Turns out, the same tiny scent detectors found in your nose a...
The manipulative tricks tech companies use to capture your attention | Tristan Harris
26 Jul 2017
Contributed by Lukas
A handful of people working at a handful of tech companies steer the thoughts of billions of people ...
A simple new blood test that can catch cancer early | Jimmy Lin
25 Jul 2017
Contributed by Lukas
Jimmy Lin is developing technologies to catch cancer months to years before current methods. He shar...
How cohousing can make us happier (and live longer) | Grace Kim
24 Jul 2017
Contributed by Lukas
Loneliness doesn't always stem from being alone. For architect Grace Kim, loneliness is a function o...
How I fail at being disabled | Susan Robinson
21 Jul 2017
Contributed by Lukas
Born with a genetic visual impairment that has no correction or cure, Susan Robinson is legally blin...
The human insights missing from big data | Tricia Wang
19 Jul 2017
Contributed by Lukas
Why do so many companies make bad decisions, even with access to unprecedented amounts of data? With...
How your brain hallucinates your conscious reality | Anil Seth
18 Jul 2017
Contributed by Lukas
Right now, billions of neurons in your brain are working together to generate a conscious experience...
Can clouds buy us more time to solve climate change? | Kate Marvel
17 Jul 2017
Contributed by Lukas
Climate change is real, case closed. But there's still a lot we don't understand about it, and the m...
Why our screens make us less happy | Adam Alter
14 Jul 2017
Contributed by Lukas
What are our screens and devices doing to us? Psychologist Adam Alter has spent the last five years ...
What rivers can tell us about the earth's history | Liz Hajek
13 Jul 2017
Contributed by Lukas
Rivers are one of nature's most powerful forces -- they bulldoze mountains and carve up the earth, a...
How we can face the future without fear, together | Rabbi Lord Jonathan Sacks
11 Jul 2017
Contributed by Lukas
It's a fateful moment in history. We've seen divisive elections, divided societies and the growth of...
Lifesaving scientific tools made of paper | Manu Prakash
10 Jul 2017
Contributed by Lukas
Inventor Manu Prakash turns everyday materials into powerful scientific devices, from paper microsco...
The gospel of doubt | Casey Gerald
28 Jun 2017
Contributed by Lukas
What do you do when your firmly held beliefs turn out not to be true? When Casey Gerald's religion f...
My year of living biblically | AJ Jacobs
28 Jun 2017
Contributed by Lukas
Author, philosopher, prankster and journalist AJ Jacobs talks about the year he spent living biblica...
Don't ask where I'm from, ask where I'm a local | Taiye Selasi
28 Jun 2017
Contributed by Lukas
When someone asks you where you're from … do you sometimes not know how to answer? Writer Taiye Se...
Everyone around you has a story the world needs to hear | Dave Isay
28 Jun 2017
Contributed by Lukas
Dave Isay opened the first StoryCorps booth in New York’s Grand Central Terminal in 2003 with the ...
Never, ever give up | Diana Nyad
28 Jun 2017
Contributed by Lukas
In the pitch-black night, stung by jellyfish, choking on salt water, singing to herself, hallucinati...
The unheard story of David and Goliath | Malcolm Gladwell
28 Jun 2017
Contributed by Lukas
It's a classic underdog tale: David, a young shepherd armed only with a sling, beats Goliath, the mi...
Why I love a country that once betrayed me | George Takei
28 Jun 2017
Contributed by Lukas
When he was a child, George Takei and his family were forced into an internment camp for Japanese-Am...
The danger of a single story | Chimamanda Ngozi Adichie
28 Jun 2017
Contributed by Lukas
Our lives, our cultures, are composed of many overlapping stories. Novelist Chimamanda Adichie tells...
Why some of us don't have one true calling | Emilie Wapnick
27 Jun 2017
Contributed by Lukas
What do you want to be when you grow up? Well, if you're not sure you want to do just one thing for ...
The boiling river of the Amazon | Andrés Ruzo
26 Jun 2017
Contributed by Lukas
When Andrés Ruzo was a young boy in Peru, his grandfather told him a story with an odd detail: Ther...
Don't feel sorry for refugees -- believe in them | Luma Mufleh
23 Jun 2017
Contributed by Lukas
We have seen advances in every aspect of our lives -- except our humanity," says Luma Mufleh, a Jord...
A celebration of natural hair | Cheyenne Cochrane
22 Jun 2017
Contributed by Lukas
Cheyenne Cochrane explores the role that hair texture has played in the history of being black in Am...
Why design should include everyone | Sinéad Burke
21 Jun 2017
Contributed by Lukas
Sinéad Burke is acutely aware of details that are practically invisible to many of us. At 105 centi...
The refugee crisis is a test of our character | David Miliband
20 Jun 2017
Contributed by Lukas
Sixty-five million people were displaced from their homes by conflict and disaster in 2016. It's not...
Why we need to imagine different futures | Anab Jain
19 Jun 2017
Contributed by Lukas
Anab Jain brings the future to life, creating experiences where people can touch, see and feel the p...
Doesn't everyone deserve a chance at a good life? | Jim Yong Kim
16 Jun 2017
Contributed by Lukas
Aspirations are rising as never before across the world, thanks in large part to smartphones and the...
"Awoo" | Sofi Tukker
16 Jun 2017
Contributed by Lukas
Electro-pop duo Sofi Tukker dance it out with the TED audience in a performance of their upbeat, rhy...
Science didn't understand my kids' rare disease until I decided to study it | Sharon Terry
15 Jun 2017
Contributed by Lukas
Meet Sharon Terry, a former college chaplain and stay-at-home mom who took the medical research worl...
When I die, recompose me | Katrina Spade
14 Jun 2017
Contributed by Lukas
What if our bodies could help grow new life after we die, instead of being embalmed and buried or tu...
How I built a jet suit | Richard Browning
13 Jun 2017
Contributed by Lukas
We've all dreamed of flying -- but for Richard Browning, flight is an obsession. He's built an Iron ...
What happens in your brain when you pay attention? | Mehdi Ordikhani-Seyedlar
08 Jun 2017
Contributed by Lukas
Attention isn't just about what we focus on -- it's also about what our brains filter out. By invest...
Why glass towers are bad for city life -- and what we need instead | Justin Davidson
06 Jun 2017
Contributed by Lukas
There's a creepy transformation taking over our cities, says architecture critic Justin Davidson. Fr...
How to see past your own perspective and find truth | Michael Patrick Lynch
05 Jun 2017
Contributed by Lukas
The more we read and watch online, the harder it becomes to tell the difference between what's real ...
How to design a library that makes kids want to read | Michael Bierut
02 Jun 2017
Contributed by Lukas
When Michael Bierut was tapped to design a logo for public school libraries, he had no idea that he ...
Songs that bring history to life | Rhiannon Giddens
02 Jun 2017
Contributed by Lukas
Rhiannon Giddens pours the emotional weight of American history into her music. Listen as she perfor...
No one should die because they live too far from a doctor | Raj Panjabi
01 Jun 2017
Contributed by Lukas
Illness is universal -- but access to care is not. Physician Raj Panjabi has a bold vision to bring ...
How pollution is changing the ocean's chemistry | Triona McGrath
29 May 2017
Contributed by Lukas
As we keep pumping carbon dioxide into the atmosphere, more of it is dissolving in the oceans, leadi...
How to find a wonderful idea | OK Go
26 May 2017
Contributed by Lukas
Where does OK Go come up with ideas like dancing in zero gravity, performing in ultra slow motion or...
A secret weapon against Zika and other mosquito-borne diseases | Nina Fedoroff
25 May 2017
Contributed by Lukas
Where did Zika come from, and what can we do about it? Molecular biologist Nina Fedoroff takes us ar...
This is what democracy looks like | Anthony D. Romero
24 May 2017
Contributed by Lukas
In a quest to make sense of the political environment in the United States in 2017, lawyer and ACLU ...
Why school should start later for teens | Wendy Troxel
18 May 2017
Contributed by Lukas
Teens don't get enough sleep, and it's not because of Snapchat, social lives or hormones -- it's bec...
What makes life worth living in the face of death | Lucy Kalanithi
16 May 2017
Contributed by Lukas
In this deeply moving talk, Lucy Kalanithi reflects on life and purpose, sharing the story of her la...
3 principles for creating safer AI | Stuart Russell
15 May 2017
Contributed by Lukas
How can we harness the power of superintelligent AI while also preventing the catastrophe of robotic...
Thoughts on humanity, fame and love | Shah Rukh Khan
12 May 2017
Contributed by Lukas
"I sell dreams, and I peddle love to millions of people," says Shah Rukh Khan, Bollywood's biggest s...
How human noise affects ocean habitats | Kate Stafford
12 May 2017
Contributed by Lukas
Oceanographer Kate Stafford lowers us into the sonically rich depths of the Arctic Ocean, where ice ...
The biology of our best and worst selves | Robert Sapolsky
09 May 2017
Contributed by Lukas
How can humans be so compassionate and altruistic -- and also so brutal and violent? To understand w...
The future we're building -- and boring | Elon Musk
30 Apr 2017
Contributed by Lukas
Elon Musk discusses his new project digging tunnels under LA, the latest from Tesla and SpaceX and h...
Science in service to the public good | Siddhartha Roy
25 Apr 2017
Contributed by Lukas
We give scientists and engineers great technical training, but we're not as good at teaching ethical...
A simple birth kit for mothers in the developing world | Zubaida Bai
13 Apr 2017
Contributed by Lukas
TED Fellow Zubaida Bai works with medical professionals, midwives and mothers to bring dignity and l...
An intergalactic guide to using a defibrillator | Todd Scott
12 Apr 2017
Contributed by Lukas
If Yoda goes into cardiac arrest, will you know what to do? Artist and first-aid enthusiast Todd Sco...
In praise of conflict | Jonathan Marks
11 Apr 2017
Contributed by Lukas
Conflict is bad; compromise, consensus and collaboration are good -- or so we're told. Lawyer and bi...
How we can find ourselves in data | Giorgia Lupi
07 Apr 2017
Contributed by Lukas
Giorgia Lupi uses data to tell human stories, adding nuance to numbers. In this charming talk, she s...
Political common ground in a polarized United States | Gretchen Carlson, David Brooks
03 Apr 2017
Contributed by Lukas
How can we bridge the gap between left and right to have a wiser, more connected political conversat...
A young poet tells the story of Darfur | Emtithal Mahmoud
31 Mar 2017
Contributed by Lukas
Emtithal "Emi" Mahmoud writes poetry of resilience, confronting her experience of escaping the genoc...
"Music for Wood and Strings" | Sō Percussion
31 Mar 2017
Contributed by Lukas
Sō Percussion creates adventurous compositions with new, unconventional instruments. Performing "Mu...
How early life experience is written into DNA | Moshe Szyf
30 Mar 2017
Contributed by Lukas
Moshe Szyf is a pioneer in the field of epigenetics, the study of how living things reprogram their ...
What we don't know about mother's milk | Katie Hinde
28 Mar 2017
Contributed by Lukas
Breast milk grows babies' bodies, fuels neurodevelopment, provides essential immunofactors and safeg...