The Sun: A User’s Manual

This is an account of the many ways in which the Sun affects our planet, how its influence has changed over the last few centuries and millennia, and the extent to which we can predict its future impact. The book is the first to integrate astronomical, geological, climatic and social aspects of the Sun. It includes a topical treatment of solar contribution to global warming, and demonstrates how wild and variable is the so-called Solar Constant. Our nearest star is a complex machine which needs
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read moreStargazing With Telescopes: Tips For Buying Or Building Your Own Telescopes Without Difficulty And Without Costing Much Money So You Can Navigate The Night Sky With Great Excitement And Fun

Telescopes are devices for looking at distant objects. They make far-away objects appear nearer and larger by a combination of lenses or mirrors.
Telescopes are by a large extent associated with astronomy as an aid in studying the universe. Telescopes are not limited to astronomy though; they also play an active part in sea navigation, in police work and, yes, even spying.
