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A Workbook for Astronomy
The purpose of this book is to provide, for the student, a complete set of activities to supplement the factual material presented in an astronomy textbook. Some of the activities are short enough to be done in class and hence supplement a lecture…
Fundamentals of Stellar Astrophysics
This textbook designed for advanced undergraduate students covers the foundations and principles in the field, and gives the necessary background for advanced courses. Beginning with a survey of some of the fundamentals of statistical mechanics,…
Elastisch Universum
De Nederlandse natuurkundige Erik Verlinde (hoogleraar aan de UvA) wordt wel de nieuwe Einstein genoemd. In de verhitte strijd die wordt gevoerd over mogelijke verklaringen voor de onbegrepen 95 procent van ons universum, komt hij met een…
Tossen met de Kosmos
Wat hebben het mysterieuze binnenste van zwarte gaten, de vraag of we leven in een geavanceerd kosmisch hologram en de wetenschappelijke zoektocht naar de ultieme theorie van alles gemeen? Het antwoord: het begrip entropie. Geboren in pruttelende…
Wrinkles in time
In April 1992 astrophysicist George Smoot announced how he and his team of scientists had found "ripples in the fabric of space-time" that were made in the first trillionth of a second after the cataclysmic moment of creation. Their discovery of the…
THe Night Sky Observers Guide Vol. 2
Amateur astronomers today are exceptionally fortunate to be living in an era when high quality, and very large, optics are so affordable. In the first half of the 20th century the telescope deluxe for the amateur was the 6-inch refractor. However,…
The Night Sky Observer's Guide : Vol. 1
Amateur astronomers today are exceptionally fortunate to be living in an era when high quality, and very large, optics are so affordable. In the first half of the 20th century the telescope deluxe for the amateur was the 6-inch refractor. However,…
The Night Sky Observer's Guide volume 4
From the Author’s Foreword
For most of my observing life the faint outlines of the Milky Way were obscured by light pollution at my home observatory in Pennsylvania. From time to time I would venture forth to truly dark observing sites like the Texas…
The quest for life in amber
George Poinar began collecting amber specimens over thirty years ago, but it was only recently that he, Roberta Poinar, and the rest of his research team astounded the scientific community with the news that they had obtained ”live” DNA strands from…