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An Interlude: Special & General Relativity
If there is one scientist that nearly everyone can name, it is Albert Einstein. Similarly, the one scientific theory that everyone has heard of, is...
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The Speculative Universe
The final chapter deals with topics that are, at present, still highly hypothetical. As well as controversial. There is not enough observational or...
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Star Death: White Dwarfs and Planetary Nebulae
Stars live for millions, billions and even hundreds of billions of years, and so you may be thinking how on Earth can we know anything about how a...
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Active Galaxies
We now discuss a type of galaxy that has become very prominent in astrophysical research over the past 20 or so years—active galaxies and active...
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The Hertzsprung-Russell Diagram
We have already covered many topics in our description of a star’s basic characteristics, such as its mass, radius, spectral type and temperature. We...
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The Sun, Our Nearest Star
In this chapter, we shall look at the Sun, bearing in mind it is a star on the main sequence. With this approach, it is possible to use the Sun as a...
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Tools of the Trade
Let us begin our journey with several simple, but also very important, basic concepts that are used throughout all of astronomy, whether amateur of...
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A Brief Overview of Deep-Sky Imaging Equipment
The process of imaging a deep-sky object is in theory very simple. It involves a telescope or a basic camera and lens that tracks the movement of the...
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Light Pollution and the Night Sky
Our ancestors used the cycle of constellations as a seasonal guide, hel** them decide when it was time for activities such as planting, harvesting...
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Computer Control of a Telescope
Using a computer to control an amateur telescope adds functionality that wasn’t possible previously and turns a hobby telescope into one capable of...
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Magnetic Mirrors
Following the pinchPinches in the historical development of fusion devices were magnetic mirrorsMagnetic mirrors, which confined plasmasPlasmas by...
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Inertial Electrostatic Confinement
Inertial electrostatic confinement (IECInertial electrostatic confinement (IEC)) uses electric fields to heat plasmaPlasmas to fusion...
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Fusion Technology
This chapter is an overview of the current state of the art of fusion technology. Because of the imperative of dealing with climate change, most...
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Types of Augmented Reality Systems
One of the most important parts of augmented reality is the ability of the user to see his or her environment. However, the augmented reality device...
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Overview of Augmented Reality System Organization
To appreciate the developments and advances in augmented reality, it is necessary to have a general understanding of what makes up an augmented...
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Augmented Reality: We’ll All Be Experts Now
Augmented reality uses a personal display, up close to the user, to show him or her information, text, drawings, 3D objects, generated locally or...
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Software Tools and Technologies
Several companies are offering tool kits to aid developers in creating applications that work well in an augmented reality environment. A few of the...
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Development or Self-construction
Multicellular organisms are characterized by the presence of a specific pattern and sequence of developmental processes from their genesis in the...
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The Unified System
We suggest that, as a global phenomenon, life consists of two inseparable components. On the one hand, life is associated with the process of...