الكتب الالكترونية

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عدد الكتب: 1 - 3 /3
978-0-387-69039-1
Lonely Minds in the Universe

This interdisciplinary book probes the subject of extraterrestrial intelligent life, offering scientific and technological ...

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978-3-030-32345-5
Open Skies The National Radio Astronomy Observatory and Its Impact on US Radio Astronomy

This book on the history of the National Radio Astronomy Observatory covers the scientific discoveries and technical innovations ...

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978-0-387-68129-0
Rejuvenating the Sun and Avoiding Other Global Catastrophes

For us to keep the Sun shining, we must first change our attitudes. We must put profit and short-term thinking aside. And ...

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عدد الكتب: 1 - 3 /3