January 25, 2015 Physical Science
When I was young, time stretched on before and forty-year-olds were, I believed, on the edge of extinction. Now, as a seventy-five year old, I measure forward time in decades and more and backward time as an instant. How could…
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January 25, 2015 Physical Science
Snow machines, which utilize various means in order to produce frozen precipitate similar to real snow, range in complexity from a simple two part assembly to a vast assembly run by computers. All snow machines regardless of design require two…
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The life cycle of the American Eel (Anguilla Rostrata) has a very complex life cycle and its body completely changes at different times of the eel’s life. These changes are called metamorphoses. The eggs of the American Eel are laid…
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Zeno of Elea was a Greek philosopher born circa 490 B.C. and died circa 430 B.C. Zeno presented many paradoxes to support Parmenides’ hypothesis that “all is one”. The three paradoxes of motion are most famous. They are “Achilles And…
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The vampire squid is a diminutive deep-sea cephalopod found in the tropical and temperate oceans of the world. The vampire squid grows to about 15 cm (6 inches) in length, and its arms another 15 cm (6 inches) long, bringing…
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January 25, 2015 Physical Science
Is time a dimension the way the three dimensions of space are? Are the past and the future places we could travel to if we had the technical means of getting there? I don’t believe so. I believe all we…
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January 25, 2015 Physical Science
Does time exist as anything other than our measure of it? Could there ever have been a “fifteen minutes before the Big Bang?” Time exists as something relative to our perception and movement. For events to have any kind of…
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Most people will know of histamine as the chemical reaction your body produces when having an allergic reaction. It’s a neuro-transmitter and humans always have some histamine in their bodies. More is produced from things like mosquito bites, bee stings,…
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January 24, 2015 Physical Science
Heat is a form of energy associated with temperature and is more correctly termed thermal energy. In fact the term heat is used to describe the transfer of thermal energy from one substance to another. For example, the end product…
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January 24, 2015 Physical Science
Most of us attach little or no importance to the name Robert Hooke when used in conjunction with Sir Isaac Newton. The reason is quite simple; it is a name that invites controversy. These two gentlemen, besides the fact that…
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