31mQa4QWKkL._SY291_BO1,204,203,200_QL40_
PDF
Ecological Communities: Conceptual Issues and the Evidence

This work is the first to focus systematically on a much-debated topic: the conceptual issues of community ecology, including the nature of evidence in ecology, the role of experiments, attempts to disprove hypotheses, and the value of negative evidence in the discipline. Originally published in 1984. The Princeton Legacy Library uses the latest print-on-demand technology to again make available previously out-of-print books from the...

51yfF1WVlnL._SY291_BO1,204,203,200_QL40_
PDF
Meteorites, Ice, and Antarctica: A Personal Account

Meteorites, Ice, and Antarctica by William A. Cassidy is three books in one. The first book is a highly accessible account of ANSMET, the US Antarctic Search for Meteorites program. Part Antarctic adventure story, part exposition on the difficulties of doing scientific research in the late 20th Century, the first part of the book should thrill any interested reader. The second book lays out the spoils of the research, the meteorites ...

005cb1d1_medium
PDF
McGraw-Hill Education Science Workbook for the GED Test, 2nd Edition

•425 Science questions in a variety of formats that provide intensive practice •A Top 25 list that tells you the most important concepts you need to know •Complete coverage of all the Science topics that you will find on the test •A pretest to help you pinpoint your strengths and weaknesses •Extensive examples of the latest question types •A posttest modeled on the actual exam that will give you a realistic test-day experience

511T+4fI99L._SY291_BO1,204,203,200_QL40_
PDF
On the Way to Understanding the Time Phenomenon

Time is considered as an independent entity which cannot be reduced to the concept of matter, space or field. The point of discussion is the “time flow” conception of N A Kozyrev (1908-1983), an outstanding Russian astronomer and natural scientist. In addition to a review of the experimental studies of “the active properties of time”, by both Kozyrev and modern scientists, the reader will find different interpretations of Kozyrev's v...

005cfe6d_medium
PDF
Fermentation Microbiology and Biotechnology, Second Edition

The pace of progress in fermentation microbiology and biotechnology is fast and furious, with new applications being implemented that are resulting in a spectrum of new products, from renewable energy to solvents and pharmaceuticals Fermentation Microbiology and Biotechnology, Second Edition builds on the foundation of the original seminal work, extending its reach to reflect the multidisciplinary and expansive nature of fermentation...

51PA7yCZeuL._SX218_BO1,204,203,200_QL40_
PDF
Stellar Evolution Physics, Vol. 1: Physical Processes in Stellar Interiors

"This is a book by one of the most prolific researchers in the area of stellar evolution, and he has plenty to teach practitioners in the field ... [the] style is always clear and straightforward ... This is not a book for the faint-hearted, but it is certainly full of fascinating detail which will repay study by the active researcher ... Iben has produced a classic monograph, which compares well with classics of the past, and I am p...

51z08bBm9OL._SY291_BO1,204,203,200_QL40_
PDF
Fly Me to the Moon: An Insider's Guide to the New Science of Space Travel

As astrophysicist and NASA consultant Belbruno explains in this short book, one of the reasons for the exorbitant cost of space flight is the need for huge amounts of fuel. In addition to the cost of the fuel itself, is its weight: "it is very expensive to bring one pound of anything to the Moon—about a quarter million dollars." By solving what are known as three-body equations (the three bodies, for example, being Earth, the Moon an...