In many countries, young people from wealthy and poor backgrounds spend roughly the same amount of time online. But it’s how they’re using the internet, not how long they’re using it that really matters.
This is according to new research from the OECD, which found that richer teenagers were more likely to use the internet to search for information or to read news rather than to chat or play video games.
In an engaging and personal talk — with cameo appearances from his grandmother and Rosa Parks — human rights lawyer Bryan Stevenson shares some hard truths about America's justice system, starting with a massive imbalance along racial lines: a third of the country's black male population has been incarcerated at some point in their lives. These issues, which are wrapped up in America's unexamined history, are rarely talked about with this level of candor, insight and persuasiveness.
The big blue buildings of Ikea have sprouted solar panels and wind turbines; inside, shelves are stocked with LED lighting and recycled cotton. Why? Because as Steve Howard puts it: “Sustainability has gone from a nice-to-do to a must-do.” Howard, the chief sustainability officer at the furniture megastore, talks about his quest to sell eco-friendly materials and practices — both internally and to worldwide customers — and lays a challenge for other global giants.
Emily Oster re-examines the stats on AIDS in Africa from an economic perspective and reaches a stunning conclusion: Everything we know about the spread of HIV on the continent is wrong.
Orphanages are costly and can cause irreparable damage both mentally and physically for its charges — so why are they still so ubiquitous? Georgette Mulheir gravely describes the tragedy of orphanages and urges us to end our reliance on them, by finding alternate ways of supporting children in need.
When asked to build housing for 100 families in Chile ten years ago, Alejandro Aravena looked to an unusual inspiration: the wisdom of favelas and slums. Rather than building a large building with small units, he built flexible half-homes that each family could expand on. It was a complex problem, but with a simple solution — one that he arrived at by working with the families themselves. With a chalkboard and beautiful images of his designs, Aravena walks us through three projects where clever rethinking led to beautiful design with great benefit.
Your mobile phone, computer and game console have a bloody past — tied to tantalum mining, which funds the war in the Democratic Republic of the Congo. Drawing on his personal story, activist and refugee Bandi Mbubi gives a stirring call to action. (Filmed at TEDxExeter.)
You've never seen data presented like this. With the drama and urgency of a sportscaster, statistics guru Hans Rosling debunks myths about the so-called "developing world."
We’ve known how to cure malaria since the 1600s, so why does the disease still kill hundreds of thousands every year? It’s more than just a problem of medicine, says journalist Sonia Shah. A look into the history of malaria reveals three big-picture challenges to its eradication. Photos: Adam Nadel.
Jay Walker explains why two billion people around the world are trying to learn English. He shares photos and spine-tingling audio of Chinese students rehearsing English — "the world's second language" — by the thousands.