Álgebra

Describes, in brief text and illustrations, the physical characteristics, habits, and natural environment of various species of reptiles.

Nos encontramos en los albores de la más grande revolución de la historia, vivimos el inicio de la era de las nanotecnologías. El poder humano para modificar nuestro entorno llega a su punto más alto con la capacidad de acomodar átomos a voluntad para lograr avances extraordinarios. El detalle es que, como veremos en el libro, esta manipulación ocurre en una dimensión tan pequeña que es, en esencia, invisible para nosotros. No resulta fácil entender y cambiar algo que parece tan alejado de nuestras vidas. Y es que hablamos de la escala de átomos y moléculas, objetos miles de...

With a wealth of expertise and a keen sense of humor, this collection of essays delves into the chemistry behind Casanova's experiments with "Spanish Fly," the invention of gunpowder, the mysteries of baldness, and a multitude of other everyday phenomena and well-known stories. This one-of-a-kind guide is proof-positive that chemistry can be useful as well as enjoyable. Con una riqueza de pericia y un buen sentido de humor, esta colecci�n de ensayos explora la qu�mica tras los experimentos de Casanova con la cant�rida, la invenci�n de la p�lvora, los misterios tras la calvicie y una ...

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...