View full lesson: http://ed.ted.com/lessons/how-did-clouds-get-their-names-richard-hamblyn The study of clouds has always been a daydreamer’s science, aptly founded by a thoughtful young man whose favorite activity was staring out of the window at the sky. Richard Hamblyn tells the history of Luke
In this video segment adapted from NOVA scienceNOW, meet Franklin Chang-Díaz, an astronaut and scientist. Learn how he has been interested in rockets and space travel since he was a child in Costa Rica, and how he immigrated to the United States to pursue his dream of becoming an astronaut. Hear how
Climate change, crises and conflicts: The challenges we face in our world today are big – too big for just one country to meet. That’s why we need the United Nations. It’s the sole forum in which all states take part as equals to find solutions together and make them binding for all. Germany is com
Most people have a sibling — in fact, in the U.S. today, a child is more likely to grow up with a brother or sister than a father. While many social scientists research the effects of school and parenthood, little attention is paid to a relationship that is perhaps even more consequential. To unders
