James Madison

This extraordinary book shows in a simple way how the Sun's light and warmth affect Earth. Children will be amazed to learn that the Sun is actually a star, and that its position and distance from Earth cause day and night as well as changing weather and the seasons. Simple, brief explanations also describe Earth's rotation and tilt, Earth's two poles and the equator, a solar eclipse, how plants make food from sunlight, and how sunlight colors our world.

Justo cuando más se preguntaba acerca de cómo sería su vida ahora que comenzara a usar brasier, una joven se percata de que todos los brasieres de su mamá han desaparecido. A partir de este extraño suceso, madre e hija se volverán cómplices entrañables en la lucha contra el causante de todo: el cáncer de mama.

Presents the Egyptian story of how the god Osiris was treacherously slain by his brother Seth and restored to life by his wife Isis.

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...