Robert Fulton

Biography Of Marie Curie, Her Discovery Of Radium And Polonium And Her Noble Prize Win For Physics And Chemistry.

Un libro de referencia para todas las preguntas que chicos y chicas se hacen sobre el sexo, aunque les resulta incómodo hablar de ello. Con textos escritos por profesionales, serio, riguroso, pero al mismo tiempo ameno y divertido. Porque la mejor protección es la información.

Los espejos de Anclara es el poemario ganador del Premio Hispanoamericano de Poesia para Ninos 2008. Relata, desde la perspectiva de la infancia, la fantasia de una nina que se mira al espejo e imagina que sus ojos son dos puertas a traves de las cuales puede entrar para descubrir lo que esta encerrado en su interior: suenos, miedos, dolores, alegrias y anhelos. Es un libro que se desarrolla en el limite entre la realidad y la fantasia y los conductos por los cuales estas dos se comunican.

For ages, the idea of machines that think and act on their own has gripped scientists, thinkers, and the general public. This book explores the history of artificial intelligence (A.I.), and how science fiction is quickly becoming science fact. It examines the technologies involved in A.I. and its inevitable effects on work, life, health, and many other aspects of human society. Rooted in history and science, this book provides an inside look at a topic that captivates engineers, scientists, and dreamers, but also raises important ethical issues and challenges how we see ourselves and our...

Who were the earliest Americans? When, how, and from where did they enter and spread across the continent? And what is their relationship to modern Native Americans? Anthropologists develop theories to answer these questions based on the evidence they discover. Their theories—and the discoveries that prove and disprove them—are highlighted in this fascinating volume, full of awe-inspiring facts and incredible breakthroughs. Readers will feel like anthropologists and archaeologists themselves as they read about bones and artifacts, and what they reveal about the ancient cultures that roamed...