In a mesmerizing set, musician Nora Brown breathes new life into two old-time banjo tunes: “East Virginia” and “John Brown’s...
Category - Technology
The sun delivers more energy to earth in one hour than all of humanity uses in an entire year. How can we make this power more accessible to...
Learn more at . Tell us what excites you — whether it’s personal growth or shifting your perspective — and get personalized TED...
Amanda Williams shares her lifelong fascination with the complexity of color: from her experiences with race and redlining to her discovery of color...
In 2013, a treasure trove of unusual fossils were uncovered in a cave in South Africa, and researchers soon realized: these were the remains of a new...
The transistors that power the phone in your pocket are unimaginably small: you can fit more than 3,000 of them across the width of a human hair. But...
In the US, the very same blood test can cost $19 at one clinic and $522 at another clinic just blocks away — and nobody knows the difference...
Roy Bahat was worried. His company invests in new technology like AI to make businesses more efficient — but, he wondered, what was AI doing to...
Gene-editing tools like CRISPR enable us to program life at its most fundamental level. But this raises some pressing questions: If we can generate...
Modern American health care is defined by its high costs, high overhead and inaccessibility — especially for low-income patients. What if we...