Colombia: las razones de la guerra

Líder sindical de renombre internacional y promotor de los derechos humanos. Napoleón Gómez Urrutia actualmente se desempeña como Senador de la República. Ha sido Secretario General del Sindicato Nacional de Trabajadores Mineros, Metalúrgicos, Siderúrgicos y Similares de la República Mexicana desde su elección unánime en 2002. Fue reelecto en 2008 y nombrado Presidente en 2012. Egresado con mención honorífica de la Facultad de Economía de la Universidad Nacional Autónoma de México (UNAM) y con estudios de posgrado en la Universidad de Oxford, Inglaterra. Ha recibido numerosos...

This is the Spanish edition of "Growing Better Cities". The United Nations predicts that over the next 25 years nearly all population growth will be in the cities of the developing world. At current rates, 60% of the world's total population will live in cities by 2030. As the cities grow, so does the number of urban poor. Unemployment, hunger, and malnutrition are commonplace. In the big city, most of any cash income the poor might bring home goes to feeding themselves and staying alive; any food that does not have to be bought is a bonus. As a result, more and more people are attempting to...

Henri Charriere, called "Papillon," for the butterfly tattoo on his chest, was convicted in Paris in 1931 of a murder he did not commit. Sentenced to life imprisonment in the penal colony of French Guiana, he became obsessed with one goal: "escape." After planning and executing a series of treacherous yet failed attempts over many years, he was eventually sent to the notorious prison, Devil's Island, a place from which no one had ever escaped . . . until Papillon. His flight to freedom remains one of the most incredible feats of human cunning, will, and endurance ever undertaken. Charriere's...

En el origen de la ciencia moderna se encuentra el principio de la inercia y el de la relatividad del movimiento, expresados por Galileo... Después de varios siglos de desarrollo, las “tecnociencias” generadas por ese pensamiento convergen en la generalización del mismo principio: la inercia se convierte en el horizonte prioritario de la actividad humana.