In his lab, Martin Hanczyc makes "protocells," experimental blobs of chemicals that behave like living cells. His work demonstrates how life might have first occurred on Earth ... and perhaps elsewhere too.
More than 2.3 million people in the United States are in prison or jail. Here, talks that speak to the experience of life behind bars—and different perspectives on what can make it a rehabilitating experience.
About this talk: Philip Krinks was happy and successful in his job as a management consultant. He was challenged and passionate about the work. But something was missing. Was this career being true to his personal mission? Krinks drew on a reflective walk in the country and embarked on a larger journey that led from a corporate job to a post as ...
Richard Branson talks to TED's Chris Anderson about the ups and the downs of his career, from his multibillionaire success to his multiple near-death experiences -- and reveals some of his (very surprising) motivations.