Ciencia y Sociedad: pinceladas

Se trata del trabajo más completo sobre la flora y la vegetación de los campos de cultivo, las cunetas, las vías de comunicación, los descampados, los márgenes de campos, etc., de la provincia de Huesca (Aragón, España). Incluye la descripción del paisaje vegetal de la provincia; un completo y exhaustivo catálogo de las flora arvense y ruderal; otro sobre este tipo de vegetación con inventarios fitosociológicos. Le sigue un capítulo dedicado al neofitismo y al xenofitismo. Continua con otro dedicado a la erosión genética de la flora arvense y sobre la sectorización...

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.

Humanity's understanding of the physical world is full of gaps. Not tiny little gaps you can safely ignore -- there are huge yawning voids in our basic notions of how the world works. Jorge Cham and Daniel Whiteson team up to explore everything we don't know about the universe, and while introducing the biggest mysteries in physics, they also helpfully demystify many complicated things we do know. And although the universe is full of weird things that don't make any sense, Cham and Whiteson make a case that the questions we can't answer are as interesting as the ones we can, and they invite...