Physical Science

Danish physicist, Niels Bohr said that whoever wasn’t shocked by quantum theory, didn’t even understood it! The success of scientific theories, particularly Newton’s theory of gravity, led a French scientist, Marquis de Laplace, to establish that the universe is completely…
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Matter is that chair over there. It’s the celing fan and the carpet under your feet. It’s YOU, well, your body anyway. It’s the air you breathe to stay alive. It’s just about everything under the sun as well as…
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Since all our insights and discoveries in science naturally lend themselves to mathematics, it is interesting to learn that we have no simple guide for correlating mathematical symbols with concepts of ordinary language. What we want to point out here is…
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Meteor strikes and their implications for life on Earth have been of interest for hundreds of years, but the means to obtain and quantify detailed data have just recently become available. For as long as mankind has been interested in…
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With the ever-growing risk of nuclear disasters and threat of radioactive material being released into the environment, detecting its presence is vital for any intervention or research activity. The Geiger counter is a device developed for this exact purpose and…
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The Wilkinson Microwave Anisotropy Probe (WMAP) was launched in June of 2001. At the time, cosmologists hoped it would add to the knowledge gained by the Cosmic Background Explorer (COBE) that had been launched in November of 1989. Little did…
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Excite and engage your students by telling them you are going to make slime in class. This seemingly gross, nasty product is loved by kids everywhere. It is fun to make and fun to play with, regardless of the recipe…
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Hydrogen (atomic symbol H) is the first element on the periodic table and the lightest of all the elements. It is composed of a single electron and a single proton. By weight it makes up 90 percent of the universe. This…
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The National Ocean and Atmospheric Administration (NOAA) has warned that the electrical grid of the United States is vulnerable to the effects of a major solar radiation storm. Widespread loss of communications or electricity is likely, and could even be…
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A telescope is typically thought of as an optical instrument used to view distant objects by means of magnifying lenses. Telescopes have been around for over 400 years and have enabled professional and amateur astronomers alike to see far beyond…
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