Wyniki wyszukiwania:

When Robert D. Krebs joined the ranks of Southern Pacific Railroad in 1966, the industry had been in decline for decades, and the future of trains was in peril. Despite these obstacles, Krebs fell in love with the rugged, competitive business of railroads and was determined to overcome its resistance to change and put rail transportation back on track. By the age of 40, Krebs was president of the Southern Pacific Railroad and had also served as chief executive of both the Santa Fe Railway and Burlington Northern Santa Fe Railway companies. Riding the Rails: Inside the Business of America's...

The evolution of science through the ages has often been marred by people's misconceptions. From pre-historic times, when myths played a major role in people's lives, to present-day debates concerning the environment, people have sought ways to explain the world around them and have often come up with incorrect answers. Science has grown through the correction of these misconceptions. This unique reference source can be used by students, teachers, and other interested researchers to explore this growth as it pertains to both the field of science and the process of scientific...

Understanding the Periodic Table of Chemical Elements is critical for success in the chemistry classroom and laboratory. In today's classroom, students not only need to understand the properties of the chemical elements, but how these elements play such an integral role in industry, the earth and the environment, and in modern life. No resource provides a better introduction than Robert Krebs's "The History and Use of Our Earth's Chemical Elements." In this thoroughly revised edition, with extensive new examples on the importance of the chemical elements, the elements are examined within...

The 18th century saw the emergence of the industrial and chemical revolutions and witnessed the near-universal acceptance of applied science. It was a time of revolutionary, lasting transformation for the practice of science and mathematics. Most procedures and precepts of modern science took hold during the 18th century, when scientists first paired scientific research with practical application to astonishing results. In over 60 alphabetical entries, Shectman examines at the tremendous scientific discoveries, inventions, and inquiries of the period. Familiar topics such as the steam...

The 19th century is known as the modern era of science. Many of the ideas, theories, and inventions developed during this time are used everyday in today's society. Windelspecht investigates the century's tremendous discoveries, inventions, and inquiries in more than 60 alphabetical entries. This reference presents familiar subjects, such as the telephone and elevator, as well as those less frequently studied, such as the spectroscope and Pasteur's development of the germ theory.

Readers will find a thorough discussion of each entry's scientific impact and gain an understanding of the...

The Middle Ages and the Renaissance were a period of scientific and literary reawakening. Scientific development and a renewed interest in classical science led to new discoveries, inventions, and technologies. Between 500 and 1600 A.D., scientific explorers rediscovered ancient Greek and Eastern knowledge, which led to an eruption of fresh ideas. This reference work describes more than 75 experiments, inventions, and discoveries of the period, as well as the scientists, physicians, and scholars responsible for them. Individuals such as Leonardo da Vinci, Marco Polo, and Galileo are...

This reference work describes the trial-and-error experiments, discoveries, and inventions of early humans who lived from before recorded history to the Middle Ages. Krebs travels through the ancient periods of Egypt, China, and Mesoamerica, to the classical Greek and Roman periods, and finally to the Christian era, providing students with the link between science and history, while revealing information about many cultures around the world. Each entry provides the who, when, and where of each discovery, invention, or experiment. Entries include calendars, gunpowder, anesthesia,...