Introducción a las embriofitas

Making knowledge about evolution available to everyone, this simple and entertaining book offers answers to the most frequently asked questions. Throughout the text, the reader is reminded of the importance of understanding evolutionary processes in order to approach present day human behavior, including social conduct, as well as the difficulty of trying to decipher the nature of modern human beings without going back to their zoological origin. Divided into two sections, the first one builds the foundation for the latter, which explains the evolution of life, beginning at the physical...

Los temas cient ficos que se tocan en este libro pertenecen a todas las ciencias f sicas tal y como se estudian en M xico y en el mundo. Cincuenta art culos breves, concisos y claros, escritos por el doctor P rez Tamayo con el prop sito de contribuir a la divulgaci n de la ciencia desde M xico.

Una aproximación desde la Neurociencia Cognitiva a los valores y las normas, y con ello a conceptos como libertad, dignidad, igualdad, justicia, verdad, belleza, felicidad, culpa, castigo. Son temas universales, anclados en el corazón del pensamiento humano y sobre los que se han acumulado montañas ingentes de papel guardados en los anaqueles de todas las bibliotecas del mundo. Tiempo es de revisarlos pues son temas que hoy siguen importándonos a todos. En este libro se reflexiona sobre cada uno de estos temas que vienen siempre imbricados unos con otros: la dignidad con la libertad; la...

In the 1930s a band of smart and able young men, some still in their twenties, helped Franklin D. Roosevelt transform an American nation in crisis. They were the junior officers of the New Deal. Thomas G. Corcoran, Benjamin V. Cohen, William O. Douglas, Abe Fortas, and James Rowe helped FDR build the modern Democratic Party into a progressive coalition whose command over power and ideas during the next three decades seemed politically invincible. This is the first book about this group of Rooseveltians and their linkage to Lyndon Johnson's Great Society and the Vietnam War debacle. Michael...