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Empire of the air: the men who made radio
Par Tom Lewis. 1991
Portrait of three American pioneers of radio--Lee de Forest, inventor of the vacuum tube; Edwin Howard Armstrong, creator of transmitter…
and amplification devices and the FM system; and David Sarnoff, who made RCA into a corporate giant. Chronicles the struggles among these individuals, along with the development of radio from a primitive wireless communication system to its golden age in the 1930s and 1940sThe life of Benjamin Banneker
Par Silvio Bedini. 1972
Biography of the self-taught eighteenth-century black astronomer, mathematician, surveyor, and almanac maker. Also deals with the economy of eighteenth-century Maryland,…
contributions of the Ellicott family to the area, and the surveying of the District of ColumbiaHow did we find out about the speed of light?
Par Isaac Asimov. 1986
How did we find out about microwaves?
Par Isaac Asimov. 1989
Seven ideas that shook the universe
Par Nathan Spielberg. 1987
This revised edition of a college text intended for liberal arts majors provides a nontechnical discussion of the major aspects…
of physics. The seven ideas include Copernican astronomy, Newtonian mechanics and causality, entropy and probability, and relativity. For high school and older readersWith love from Koko
Par Faith McNulty. 1990
The author writes of her visit with Koko, a five-year-old gorilla, and her trainer, Penny Patterson, a scientist with whom…
Koko has lived since she was one year old. At the age of two, Koko knows more than two hundred words and is learning new ones daily. Companion to "Koko' Story." For grades 3-6Lucy's child: the discovery of a human ancestor
Par Donald Johanson. 1989
Johanson's 1973 discovery in Ethiopia of the primate "Lucy" helped scientists to redraw the family tree of our hominid ancestry.…
In this sequel to "Lucy: The Beginnings of Humankind," Johanson records his excavation in 1986, at Olduvai Gorge in Tanzania, of the first known skeleton of Homo habilis, believed by many to be the first Homo speciesThe End of This World: Climate Justice in So-Called Canada
Par Emily Eaton, Angele Alook, David Gray-Donald, Joël Laforest, Crystal Lameman, Bronwen Tucker. 2023
Space 2000: meeting the challenge of a new era
Par Harry Shipman. 1987
The author uses the explosion of the "Challenger" as the basis for his discussion of the United States space program.…
He outlines the practical uses of space projects, such as for transmitting communication, monitoring the weather, spying, and exploring the near and distant universe. He ends with a look toward the future and the evolving role of humans in spaceComing of age in the Milky Way
Par Timothy Ferris. 1988
This is a story of the human quest to comprehend the enormities of cosmic space and time. Ferris focuses on…
the individuals who shaped the fields of astronomy, physics, religion, and philosophy, describing scientific concepts in straightforward terms. Sequel to "The Red Limit."The disease fighters: the Nobel Prize in medicine (Nobel Prize winners)
Par Nathan Aaseng. 1987
Robert Koch, Bela Schick, Edward Jenner, Emil von Behring, Paul Ehrlich, and other Nobel Prize winners who discovered the causes,…
cures, and prevention of infectious and nutrient-deficient diseases are presented. For grades 5-8 and older readersWheat, the golden harvest
Par Dorothy Patent. 1987
Wheat is the most important food in the world. It gives more nourishment to more people than any other food.…
The earliest cultivated wheat was probably raised by villagers in Iraq, Turkey, and Iran around 7,500 B.C. The author examines the history, cultivation, harvesting, and processing of wheat. For grades 4-7 and older readersUFOs, ETs & visitors from space
Par Melvin Berger. 1988
Is there intelligent life on other planets? Do UFOs (unidentified flying objects) and ETs (extraterrestrial beings) really exist? The author…
presents the search by scientists for the answers to these and similar questions. He also describes some of the best-known sightings of UFOs and speculates about possible visits to Earth made by ETs. For grades 6-9How did we find out about the universe?
Par Isaac Asimov. 1983
The universe, made up of billions of galaxies, is vast and mysterious. Asimov details what we know about the universe…
and how this knowledge was gained. He also discusses the Big Bang theory. For grades 5-8 and older readersScience in ancient China (A First book)
Par George Beshore. 1988
Documents the achievements of the ancient Chinese in medicine, astronomy, cosmology, science, and technology over thousands of years. Describes the…
compass, water wheels, rockets, movable type, and other innovations. For grades 6-9 and older readersScience in early Islamic culture (A First book)
Par George Beshore. 1988
Small energy sources: choices that work
Par Augusta Goldin. 1988
The author details environmentally sound approaches to energy production. Individuals and communities are using the sun, earth, wind, and water…
to produce energy cheaply and efficiently. Anecdotes explain how methane is collected from manure, how liquid fuel is derived from sugarcane, and how some farmers are harvesting hybrid trees for new energy sources. For junior and senior high readersThe origin and evolution of our own particular universe
Par David Fisher. 1988
Informally and enthusiastically, physicist Fisher presents facts and theories on the beginnings of our universe and its evolution over millions…
of years. Topics include the big bang theory, black holes, pulsars, the origin of light, and the formation of our planet. Throughout, Fisher communicates a sense of wonder and delight in how scientists work to discover the truth. For junior and senior high and older readersHow did we find out about coal?
Par Isaac Asimov. 1980
Presents the history of how human beings tamed fire and examines the use of wood as a fuel. Discusses the…
formation of coal and the history of its use as a fuel. For grades 5-8 and older readersChallenger: the final voyage
Par Richard Lewis. 1988
From the prelaunch banter among the crew to the explosion over the Atlantic, the final moments of the space shuttle…
"Challenger" are chronicled by Lewis. He also discusses the salvage efforts, the investigation and findings of the Rogers Commission, and the reorganization of NASA and the shuttle program