Physical Science

Light years, parsecs and AU’s explained Measuring distances is very important to obtain the properties of an object, for instance, the width of a street, the height of a building, or the area of a lake. To measure distances on…
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The Viking program was a precursor to many Mars landing missions.  It used the combination of an orbiting satellite and a lander to gather data about the conditions on Mars.  The Pathfinder was a later Mars landing project.  Using knowledge…
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Chemical and nuclear reactions can be described in similar ways using mathematics.  In fact, both of these types of reactions are commonly expressed by equations.  There is, however, unique properties in the nature of each of these reactions. The main…
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The Viking and Pathfinder were two different names given to unmanned spacecraft launched from the United States that landed on the planet Mars and gathered data. Approximately two decades separated the Viking and Pathfinder missions. The Viking Program took place…
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How a nuclear energy plant works isn’t all that different from how a coal plant works. Both technology types heat water, which turns into steam, which provides the power to turn a turbine generator, which produces electricity. According to the…
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There’s a misconception that science can regulate every idea and concept that is expressed. Very frequently, spiritual and religious ideas lie outside the realm of science. In the case of reincarnation, concepts of consciousness and soul are addressed, as well…
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The Earth’s magnetic field (magnetosphere) is a gigantic invisible shield surrounding the Earth, which protects the planet from solar radiation. The invisible forces extend from the Earth;s poles for thousands of kilometers into space (magnetosphere).  The Earth’s magnetic field is…
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Properties of Matter [Our basic existence] [article one] Isn’t it humerus that we live in a world of complete and utter chaos. Our entire existence is built upon a random sequence of events it would appear. However, how can we…
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Like most good inventions, the DC electric motor is both simple and ingenious. It is a device that takes electrical energy from a power source such as a battery and converts that energy into kinetic energy by means of electromagnetism….
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Let’s start with the basics. The structure of an atom. An atom is the smallest constituent of any element, like gold, or oxygen, or carbon. It’s the smallest piece that you can cut a silver leaf into, so that it…
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