Physical Science

We are not special. If we are not special then it stands to reason there must be a lot of creatures like us on worlds like this one. So where are they? Where are their radio waves and spaceships? If…
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The Hunter’s Moon is an autumn moon . It is the first full moon after the Harvest Moon. The Harvest Moon is the full moon nearest to the autumnal equinox. As the autumnal equinox falls either the 22nd or 23rd…
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There are numerous projects and items that you can use glow in the dark paint for. If you have children you know that kids love things that glow in the dark. Glow in the dark paint can be used for…
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Colors pervade much of chemistry. Sure, some days it seems like almost everything is a white powder or a clear liquid, but a little mixing, and – presto – you’ve got any color you desire. If you want a rainbow…
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A gallon is three dimensional, a measure of volume, similar to cubic feet. In fact, 1 US gallon is equal to 231 cubic inches, or 0.133680 cubic feet. Alternatively 1 cubic foot equals 7.48 gallons. This article refers to the…
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Growing crystals for a science fair project is much easier than it may sound. It can also be a fun project for beginners to experts. There are many types of crystal recipes available and the ingredients for most of the…
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Imagine a car parked anywhere; what could be said about it? (1) Engineers and auto workers had the ability to make the car, and (2) someone bought it, drove it, and parked it. Einstein’s vision would be, “the car represents E=mc2.” (Note:…
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Colored flames in a campfire are a neat way to bring some laughter. Make these with common household substances and a piece of duct tape. You can get a single packet of this material from Wal-Mart for about 5 bucks….
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Is it possible to defy the laws of gravity?  Ever since Isaac Newton was hit in the head by an apple falling from the tree above him, people have wondered about the natural laws that we know rule the universe….
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Planet Earth takes 365 (and a quarter) days to complete its orbit round the Sun, a day being defined as the time it takes to revolve once on its axis, which is the imaginary line that connects the two poles…
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