How we can end sexual harassment at work | Gretchen Carlson
06 Nov 2017
Contributed by Lukas
When Gretchen Carlson spoke out about her experience of workplace sexual harassment, it inspired wom...
The global learning crisis -- and what to do about it | Amel Karboul
03 Nov 2017
Contributed by Lukas
The most important infrastructure we have is educated minds, says former Tunisian government ministe...
Sci-fi stories that imagine a future Africa | Nnedi Okorafor
01 Nov 2017
Contributed by Lukas
"My science fiction has different ancestors -- African ones," says writer Nnedi Okorafor. In between...
How to win at evolution and survive a mass extinction | Lauren Sallan
31 Oct 2017
Contributed by Lukas
Congratulations! By being here, alive, you are one of history's winners -- the culmination of a succ...
Can we stop climate change by removing CO2 from the air? | Tim Kruger
31 Oct 2017
Contributed by Lukas
Could we cure climate change? Geoengineering researcher Tim Kruger wants to try. He shares one promi...
The future of storytelling | Shonda Rhimes and Cyndi Stivers
30 Oct 2017
Contributed by Lukas
"We all feel a compelling need to watch stories, to tell stories ... to discuss the things that tell...
We're building a dystopia just to make people click on ads | Zeynep Tufekci
27 Oct 2017
Contributed by Lukas
We're building an artificial intelligence-powered dystopia, one click at a time, says technosociolog...
The awful logic of land mines -- and an app that helps people avoid them | Carlos Bautista
26 Oct 2017
Contributed by Lukas
Fifty years of armed conflict in Colombia has left the countryside riddled with land mines that maim...
How we'll earn money in a future without jobs | Martin Ford
26 Oct 2017
Contributed by Lukas
Machines that can think, learn and adapt are coming -- and that could mean that we humans will end u...
Want a more innovative company? Hire more women | Rocío Lorenzo
25 Oct 2017
Contributed by Lukas
Are diverse companies really more innovative? Rocío Lorenzo and her team surveyed 171 companies to ...
Why I risked my life to expose a government massacre | Anjan Sundaram
24 Oct 2017
Contributed by Lukas
A war zone can pass for a mostly peaceful place when no one is watching, says investigative journali...
The world doesn't need more nuclear weapons | Erika Gregory
24 Oct 2017
Contributed by Lukas
Today nine nations collectively control more than 15,000 nuclear weapons, each hundreds of times mor...
Want kids to learn well? Feed them well | Sam Kass
24 Oct 2017
Contributed by Lukas
What can we expect our kids to learn if they're hungry or eating diets full of sugar and empty of nu...
The lies we tell pregnant women | Sofia Jawed-Wessel
24 Oct 2017
Contributed by Lukas
"When we tell women that sex isn't worth the risk during pregnancy, what we're telling her is that h...
A better way to talk about love | Mandy Len Catron
24 Oct 2017
Contributed by Lukas
In love, we fall. We're struck, we're crushed, we swoon. We burn with passion. Love makes us crazy a...
If a story moves you, act on it | Sisonke Msimang
24 Oct 2017
Contributed by Lukas
Stories are necessary, but they're not as magical as they seem, says writer Sisonke Msimang. In this...
Art made of the air we breathe | Emily Parsons-Lord
24 Oct 2017
Contributed by Lukas
Emily Parsons-Lord re-creates air from distinct moments in Earth's history -- from the clean, fresh-...
Buildings that blend nature and city | Jeanne Gang
24 Oct 2017
Contributed by Lukas
A skyscraper that channels the breeze ... a building that creates community around a hearth ... Jean...
Where is cybercrime really coming from? | Caleb Barlow
24 Oct 2017
Contributed by Lukas
Cybercrime netted a whopping $450 billion in profits last year, with 2 billion records lost or stole...
What we don't know about Europe's Muslim kids | Deeyah Khan
24 Oct 2017
Contributed by Lukas
As the child of an Afghan mother and Pakistani father raised in Norway, Deeyah Khan knows what it's ...
Help discover ancient ruins -- before it's too late | Sarah Parcak
24 Oct 2017
Contributed by Lukas
Sarah Parcak uses satellites orbiting hundreds of miles above Earth to uncover hidden ancient treasu...
My son was a Columbine shooter. This is my story | Sue Klebold
24 Oct 2017
Contributed by Lukas
Sue Klebold is the mother of Dylan Klebold, one of the two shooters who committed the Columbine High...
Our story of rape and reconciliation | Thordis Elva and Tom Stranger
24 Oct 2017
Contributed by Lukas
In 1996, Thordis Elva shared a teenage romance with Tom Stranger, an exchange student from Australia...
4 ways to make a city more walkable | Jeff Speck
24 Oct 2017
Contributed by Lukas
Freedom from cars, freedom from sprawl, freedom to walk your city! City planner Jeff Speck shares hi...
What it's like to be a parent in a war zone | Aala El-Khani
24 Oct 2017
Contributed by Lukas
How do parents protect their children and help them feel secure again when their homes are ripped ap...
How racism harms pregnant women -- and what can help | Miriam Zoila Pérez
24 Oct 2017
Contributed by Lukas
Racism is making people sick -- especially black women and babies, says Miriam Zoila Pérez. The dou...
How to practice safe sexting | Amy Adele Hasinoff
24 Oct 2017
Contributed by Lukas
Sexting, like anything that's fun, runs its risks -- but a serious violation of privacy shouldn't be...
3 ways to fix a broken news industry | Lara Setrakian
24 Oct 2017
Contributed by Lukas
Something is very wrong with the news industry. Trust in the media has hit an all-time low; we're in...
How jails extort the poor | Salil Dudani
24 Oct 2017
Contributed by Lukas
Why do we jail people for being poor? Today, half a million Americans are in jail only because they ...
The racial politics of time | Brittney Cooper
24 Oct 2017
Contributed by Lukas
Cultural theorist Brittney Cooper examines racism through the lens of time, showing us how historica...
A few ways to fix a government | Charity Wayua
24 Oct 2017
Contributed by Lukas
Charity Wayua put her skills as a cancer researcher to use on an unlikely patient: the government of...
The data behind Hollywood's sexism | Stacy Smith
24 Oct 2017
Contributed by Lukas
Where are all the women and girls in film? Social scientist Stacy Smith analyzes how the media under...
This app makes it fun to pick up litter | Jeff Kirschner
24 Oct 2017
Contributed by Lukas
The earth is a big place to keep clean. With Litterati -- an app for users to identify, collect and ...
What I learned from 2,000 obituaries | Lux Narayan
24 Oct 2017
Contributed by Lukas
Lux Narayan starts his day with scrambled eggs and the question: "Who died today?" Why? By analyzing...
Stories from a home for terminally ill children | Kathy Hull
24 Oct 2017
Contributed by Lukas
To honor and celebrate young lives cut short, Kathy Hull founded the first freestanding pediatric pa...
To raise brave girls, encourage adventure | Caroline Paul
24 Oct 2017
Contributed by Lukas
Gutsy girls skateboard, climb trees, clamber around, fall down, scrape their knees, get right back u...
Why women should tell the stories of humanity | Jude Kelly
24 Oct 2017
Contributed by Lukas
For many centuries (and for many reasons) critically acclaimed creative genius has generally come fr...
Beautiful new words to describe obscure emotions | John Koenig
24 Oct 2017
Contributed by Lukas
John Koenig loves finding words that express our unarticulated feelings -- like "lachesism," the hun...
A burial practice that nourishes the planet | Caitlin Doughty
24 Oct 2017
Contributed by Lukas
Here's a question we all have to answer sooner or later: What do you want to happen to your body whe...
What young women believe about their own sexual pleasure | Peggy Orenstein
24 Oct 2017
Contributed by Lukas
Why do girls feel empowered to engage in sexual activity but not to enjoy it? For three years, autho...
Lifelike simulations that make real-life surgery safer | Peter Weinstock
24 Oct 2017
Contributed by Lukas
Critical care doctor Peter Weinstock shows how surgical teams are using a blend of Hollywood special...
Asking for help is a strength, not a weakness | Michele L. Sullivan
24 Oct 2017
Contributed by Lukas
We all go through challenges -- some you can see, most you can't, says Michele L. Sullivan. In a tal...
Why civilians suffer more once a war is over | Margaret Bourdeaux
24 Oct 2017
Contributed by Lukas
In a war, it turns out that violence isn't the biggest killer of civilians. What is? Illness, hunger...
Who would the rest of the world vote for in your country's election? | Simon Anholt
24 Oct 2017
Contributed by Lukas
Wish you could vote in another country's election? Simon Anholt unveils the Global Vote, an online p...
A young inventor's plan to recycle Styrofoam | Ashton Cofer
24 Oct 2017
Contributed by Lukas
From packing peanuts to disposable coffee cups, each year the US alone produces some two billion pou...
Addiction is a disease. We should treat it like one | Michael Botticelli
24 Oct 2017
Contributed by Lukas
Only one in nine people in the United States gets the care and treatment they need for addiction and...
Know your worth, and then ask for it | Casey Brown
24 Oct 2017
Contributed by Lukas
Your boss probably isn't paying you what you're worth -- instead, they're paying you what they think...
How to take a picture of a black hole | Katie Bouman
24 Oct 2017
Contributed by Lukas
At the heart of the Milky Way, there's a supermassive black hole that feeds off a spinning disk of h...
How racism makes us sick | David R. Williams
24 Oct 2017
Contributed by Lukas
Why does race matter so profoundly for health? David R. Williams developed a scale to measure the im...
3 ways to plan for the (very) long term | Ari Wallach
24 Oct 2017
Contributed by Lukas
We increasingly make decisions based on short-term goals and gains -- an approach that makes the fut...
How do you build a sacred space? | Siamak Hariri
24 Oct 2017
Contributed by Lukas
To design the Bahá'í Temple of South America, architect Siamak Hariri focused on illumination -- f...
How radio telescopes show us unseen galaxies | Natasha Hurley-Walker
24 Oct 2017
Contributed by Lukas
Our universe is strange, wonderful and vast, says astronomer Natasha Hurley-Walker. A spaceship can'...
A video game to cope with grief | Amy Green
24 Oct 2017
Contributed by Lukas
When Amy Green's young son was diagnosed with a rare brain tumor, she made up a bedtime story for hi...
How I learned to read -- and trade stocks -- in prison | Curtis "Wall Street" Carroll
24 Oct 2017
Contributed by Lukas
Financial literacy isn't a skill -- it's a lifestyle. Take it from Curtis "Wall Street" Carroll. As ...
How fake news does real harm | Stephanie Busari
24 Oct 2017
Contributed by Lukas
On April 14, 2014, the terrorist organization Boko Haram kidnapped more than 200 schoolgirls from th...
On tennis, love and motherhood | Serena Williams and Gayle King
24 Oct 2017
Contributed by Lukas
Twenty-three Grand Slam titles later, tennis superstar Serena Williams sits down with journalist Gay...
Behind the lies of Holocaust denial | Deborah Lipstadt
24 Oct 2017
Contributed by Lukas
"There are facts, there are opinions, and there are lies," says historian Deborah Lipstadt, telling ...
There's no shame in taking care of your mental health | Sangu Delle
24 Oct 2017
Contributed by Lukas
When stress got to be too much for TED Fellow Sangu Delle, he had to confront his own deep prejudice...
A summer school kids actually want to attend | Karim Abouelnaga
24 Oct 2017
Contributed by Lukas
In the US, most kids have a very long summer break, during which they forget an awful lot of what th...
A tribute to nurses | Carolyn Jones
24 Oct 2017
Contributed by Lukas
Carolyn Jones spent five years interviewing, photographing and filming nurses across America, travel...
A climate solution where all sides can win | Ted Halstead
24 Oct 2017
Contributed by Lukas
Why are we so deadlocked on climate, and what would it take to overcome the seemingly insurmountable...
Walking as a revolutionary act of self-care | T. Morgan Dixon and Vanessa Garrison
24 Oct 2017
Contributed by Lukas
"When black women walk, things change," say T. Morgan Dixon and Vanessa Garrison, the founders of th...
Poverty isn't a lack of character; it's a lack of cash | Rutger Bregman
24 Oct 2017
Contributed by Lukas
"Ideas can and do change the world," says historian Rutger Bregman, sharing his case for a provocati...
Why I speak up about living with epilepsy | Sitawa Wafula
24 Oct 2017
Contributed by Lukas
Once homebound by epilepsy, mental health advocate Sitawa Wafula found her strength in writing about...
Don't fear intelligent machines. Work with them | Garry Kasparov
24 Oct 2017
Contributed by Lukas
We must face our fears if we want to get the most out of technology -- and we must conquer those fea...
Am I not human? A call for criminal justice reform | Marlon Peterson
24 Oct 2017
Contributed by Lukas
For a crime he committed in his early twenties, the courts sentenced Marlon Peterson to 10 years in ...
What it's like to be a woman in Hollywood | Naomi McDougall-Jones
24 Oct 2017
Contributed by Lukas
What we see in movies matters: it affects our hobbies, our career choices, our emotions and even our...
I don't want children -- stop telling me I'll change my mind | Christen Reighter
24 Oct 2017
Contributed by Lukas
One in five women in the United States will not have a biological child, and Christen Reighter is on...
A pro wrestler's guide to confidence | Mike Kinney
23 Oct 2017
Contributed by Lukas
You are more than you think you are, says former pro wrestler Mike Kinney -- you just have to find w...
The powerful stories that shaped Africa | Gus Casely-Hayford
20 Oct 2017
Contributed by Lukas
In the vast sweep of history, even an empire can be forgotten. In this wide-ranging talk, Gus Casely...
A precise, three-word address for every place on earth | Chris Sheldrick
19 Oct 2017
Contributed by Lukas
With what3words, Chris Sheldrick and his team have divided the entire planet into three-meter square...
Portraits that transform people into whatever they want to be | Uldus Bakhtiozina
19 Oct 2017
Contributed by Lukas
With her gorgeous, haunting photographs, artist Uldus Bakhtiozina documents dreams, working with dai...
The new age of corporate monopolies | Margrethe Vestager
18 Oct 2017
Contributed by Lukas
Margrethe Vestager wants to keep European markets competitive -- which is why, on behalf of the EU, ...
We can hack our immune cells to fight cancer | Elizabeth Wayne
17 Oct 2017
Contributed by Lukas
After decades of research and billions spent in clinical trials, we still have a problem with cancer...
What's hidden under the Greenland ice sheet? | Kristin Poinar
17 Oct 2017
Contributed by Lukas
The Greenland ice sheet is massive, mysterious -- and melting. Using advanced technology, scientists...
How I became an entrepreneur at 66 | Paul Tasner
16 Oct 2017
Contributed by Lukas
It's never too late to reinvent yourself. Take it from Paul Tasner -- after working continuously for...
3 fears about screen time for kids -- and why they're not true | Sara DeWitt
12 Oct 2017
Contributed by Lukas
We check our phones upwards of 50 times per day -- but when our kids play around with them, we get n...
Why jobs of the future won't feel like work | David Lee
11 Oct 2017
Contributed by Lukas
We've all heard that robots are going to take our jobs -- but what can we do about it? Innovation ex...
The forgotten art of the zoetrope | Eric Dyer
10 Oct 2017
Contributed by Lukas
Artist Eric Dyer spent years working at a computer to produce images for the screen. Longing to get ...
Electrical experiments with plants that count and communicate | Greg Gage
10 Oct 2017
Contributed by Lukas
Neuroscientist Greg Gage takes sophisticated equipment used to study the brain out of graduate-level...
How Africa can use its traditional knowledge to make progress | Chika Ezeanya-Esiobu
09 Oct 2017
Contributed by Lukas
Chika Ezeanya-Esiobu wants to see Africans unleash their suppressed creative and innovative energies...
How to seek truth in the era of fake news | Christiane Amanpour
06 Oct 2017
Contributed by Lukas
Known worldwide for her courage and clarity, Christiane Amanpour has spent the past three decades in...
A global food crisis may be only a decade away | Sara Menker
05 Oct 2017
Contributed by Lukas
Sara Menker quit a career in commodities trading to figure out how the global value chain of agricul...
Don't suffer from your depression in silence | Nikki Webber Allen
05 Oct 2017
Contributed by Lukas
Having feelings isn't a sign of weakness -- they mean we're human, says producer and activist Nikki ...
Mind-blowing, magnified portraits of insects | Levon Biss
04 Oct 2017
Contributed by Lukas
Photographer Levon Biss was looking for a new, extraordinary subject when one afternoon he and his y...
The magic of Khmer classical dance | Prumsodun Ok
03 Oct 2017
Contributed by Lukas
For more than 1,000 years, Khmer dancers in Cambodia have been seen as living bridges between heaven...
Lessons from the longest study on human development | Helen Pearson
02 Oct 2017
Contributed by Lukas
For the past 70 years, scientists in Britain have been studying thousands of children through their ...
What I learned as a prisoner in North Korea | Euna Lee
29 Sep 2017
Contributed by Lukas
In March 2009, North Korean soldiers captured journalist Euna Lee and her colleague Laura Ling while...
What teen pregnancy looks like in Latin America | Christian Rodriguez
28 Sep 2017
Contributed by Lukas
Christian Rodríguez is a photographer and filmmaker -- and the son of a teenage mother. For the pas...
The warmth and wisdom of mud buildings | Anna Heringer
28 Sep 2017
Contributed by Lukas
"There are a lot of resources given by nature for free -- all we need is our sensitivity to see them...
Future tech will give you the benefits of city life anywhere | Julio Gil
27 Sep 2017
Contributed by Lukas
Don't believe predictions that say the future is trending towards city living. Urbanization is actua...
Why people of different faiths are painting their houses of worship yellow | Nabila Alibhai
26 Sep 2017
Contributed by Lukas
Divisions along religious lines are deepening, and we're doubting more and more how much we have in ...
The fascinating secret lives of giant clams | Mei Lin Neo
26 Sep 2017
Contributed by Lukas
When you think about the deep blue sea, you might instantly think of whales or coral reefs. But spar...
The boost students need to overcome obstacles | Anindya Kundu
25 Sep 2017
Contributed by Lukas
How can disadvantaged students succeed in school? For sociologist Anindya Kundu, grit and stick-to-i...
How a video game might help us build better cities | Karoliina Korppoo
22 Sep 2017
Contributed by Lukas
With more than half of the world population living in cities, one thing is undeniable: we are an urb...
What intelligent machines can learn from a school of fish | Radhika Nagpal
21 Sep 2017
Contributed by Lukas
Science fiction visions of the future show us AI built to replicate how our minds work -- but what i...
The most Martian place on Earth | Armando Azua-Bustos
20 Sep 2017
Contributed by Lukas
How can you study Mars without a spaceship? Head to the most Martian place on Earth -- the Atacama D...
What we're missing in the debate about immigration | Duarte Geraldino
19 Sep 2017
Contributed by Lukas
Between 2008 and 2016, the United States deported more than three million people. What happens to th...
Why Africa must become a center of knowledge again | Olúfẹ́mi Táíwò
19 Sep 2017
Contributed by Lukas
How can Africa, the home to some of the largest bodies of water in the world, be said to have a wate...
How digital DNA could help you make better health choices | Jun Wang
18 Sep 2017
Contributed by Lukas
What if you could know exactly how food or medication would impact your health -- before you put it ...