Daniel E Harmon: 23 books

Since ancient times, people have envisioned the possibility of space travel. Spaceflight finally became a reality after many centuries of scientific study on two fronts: astronomy and flight. Theories about the solar system were proposed, tested, and revised. Instruments for examining the night skies...

Students learn that internships and volunteer positions can give them a foot in the door for permanent employment in math or science careers. They discover that these opportunities can provide options for sampling different careers and perhaps discover those vocations are not what they anticipated....

In many parts of the world, people can not only smell the air around them, but also see it and even feel it. Air is so thick with pollutants in certain areas that astronauts in space have seen and photographed it without magnification. Smoke does not simply disappear; it lingers in the atmosphere...

There is nothing like the emotions athletes feel in victory and defeat. Sports coverage provides a similar rush for the media professionals who witness the action and make it real for their audiences. In this volume, readers learn about the exciting careers of sportswriters, announcers, and the dedicated...

Johannes Kepler was just twenty-three years old when he became a teacher of mathematics and astronomy at the university in Graz, Austria, in 1594. For the next thirty-five years, his intensive research based on the theories of Nicolaus Copernicus resulted in astonishing new ideas on the physics of...

A hallucinogen can change the way a person sees and interprets reality. There are two types of hallucinogens: natural and synthetic. Natural hallucinogens include some types of mushrooms and peyote, and marijuana. Synthetic hallucinogens include LSD, PCP, and so-called designer drugs such as MDMA...

A strategically located land that links southwestern Asia with south-eastern Europe and commands the waters connecting the Black Sea and the Mediterranean, Turkey has for millennia been a prize for conquerors and a seat of empires. The Hittites, the Persians, the Greeks, the Romans, and the Ottoman...

Leukemia is a term that comes from the Greek words for white and blood. It is a group of cancers that usually start in the white blood cells, developing in bone marrow, the blood stream, and the lymphatic system. There are many different kinds; subtypes are named for the white blood cells from which...

Edited by H. L. Gold; ‘Galaxy Science Fiction’ hit the scene in 1950 and quickly became the leading science fiction magazine of its time. Galaxy gave a home to writers that didn't fit into Astounding and F&SF, and readers rejoiced. In this first ‘Galaxy Science Fiction Super Pack’ we bring...