By: Elizabeth M Young
Copper is one of the oldest and easiest metals to be mined, refined, shaped and used for a variety of purposes. In the beginning, copper served as coinage and decoration. When alloyed with tin, copper led humanity out of the stone age and into the...
By: Elizabeth M Young
Herkimer diamonds have a very interesting name, look and history, but are not actually diamonds. These are quartz crystals that have two branches, which creates doubled terminations. Tibetan quartz is double terminated quartz, sometimes with manganese and carbon included. A normal quartz crystal will grow...
By: Elizabeth M Young
Within the National Aeronautics and Space Administration (NASA) is a division called the Solid Earth Science Working Group. Since the Earth is made up of a liquid core that is filled with molten magma and a solid crust that has tectonic plates, thinner and thicker...
The truth about the ozone hole
By: Tenebris
The first truth about the ozone hole is that we can make a difference. We made a difference in its original creation. We are making a difference now in turning the tide. On September 16, 1987, 196 nation-states committed to ending ozone depletion by phasing...
By: Elizabeth M Young
The Earth is fine for our survival at the surface, but gets uncomfortably hot when we go too deep! The natural heat (thermo) from beneath the surface of the Earth's crust (geo) shows promise as an endless and clean source of geothermal power. This massive...
By: B. J. Deming
All eyes were on forecasters at NOAA’s Climate Prediction Center (CPC), as well as the Tropical Meteorology Project of Colorado State University (CSU), this August when they updated their 2010 hurricane season predictions. Would they backtrack from their forecasts of an unusually active season...
By: Elizabeth M Young
Soil is composed of rock that has been weathered by atmospheric forces of mild acid, water and wind until it is broken down into fine grains. Fertile soil is soil that is infused with decomposed and decomposing plant, insect, fish, animal and other life forms...
By: Elizabeth M Young
On the Android and I-Phone, there is an excellent application for tracking earthquakes in a selected area or around the world. The problem with this application is that there is, on average, a 6 plus magnitude earthquake somewhere in the world about every couple of...
By: A. Smith
A supercell thunderstorm is one of the four types of thunderstorms. The others are the single-cell thunderstorm, the multi-cell thunderstorm, and the squall line. Only the derecho type of squall line is rarer. Supercell thunderstorms can sometimes be found embedded inside squall lines. Lightning from...
What is supercell lightning?
By: Perry McCarney
All of us know what lightning is, even those of us who are blind can sense nearby strikes. Considerably fewer of us may understand the natural mechanisms that cause lightning to occur. Those that do may be aware of what a supercell is, but such...

 

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