Santa Fe Institute

Santa Fe Institute Video Collection

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Is Time Travel Possible? Testing the ‘Grandfather Paradox’
Seth Lloyd
July 16, 2014
Time travel is a science fiction staple, inspiring the plots of countless books, movies and Star Trek episodes. But while basic physics allows for the possibility of moving through time, practical concerns like the “Grandfather Paradox,” in which a traveler jumps back in time, kills his grandfather and therefore prevents ...
The Fabric of our Lives: Cities, Slums, Neighborhoods, People
Luís Bettencourt
June 23, 2014
What is a city, and what makes Chicago so different from Los Angeles? Luis Bettencourt peers inside the city, down to the data describing its neighborhoods and its people. He shows how a city is less a place than a fabric, weaved from the threads of the individual lives interacting ...
Whiskey is for Drinking; Water is for Fighting Over
Christa Brelsford
June 2, 2014
The phrase “Whiskey is for drinking; water is for fighting over,” often misattributed to Mark Twain, succinctly describes how water is thought about in the western United States. As urban populations grow, water managers are becoming increasingly concerned about water scarcity because their traditional tools for managing growing demand for ...
The Biodistribution of Iron in the Metallome as Time's Arrow
Al Crumbliss
May 22, 2014
The evolution of the biogeochemistry of iron through geological time is a useful example of the adaptation of single cell organisms to environmental change. Life has evolved such that iron is an essential nutrient for virtually every living cell. As the earth’s atmosphere changed from an anaerobic reducing atmosphere to ...
The Big Research Questions for Today's Rapidly Changing Financial System
Hamid Benbrahim
May 21, 2014
The dynamics of the world financial system today affect every aspect of human life in developed countries, and increasingly in developing countries as well. Stock prices today are an expression of economic, political, legal, social, and environmental factors more than in any time in history. The rapid development in technology ...
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