Ted talks

TED talks are a series of lectures held anually about a great variety of subjects, The lectures, also called TED Talks, cover a broad set of topics including science, arts and design, politics, education, culture, business, global issues, technology and development, and entertainment. Speakers have included such people as former U.S. President Bill Clinton, Nobel laureates James D. Watson, Murray Gell-Mann, and Al Gore, Microsoft co-founder Bill Gates, Google co-founders Sergey Brin and Larry Page, and Billy Graham.