By: Julie Thomas-Zucker
The biological composition of the Arctic and Antarctic seas shows very unique properties in recent days. The seas have very, very low temperatures and little or no sunlight. The water is acidic with hydrogen sulfide with low levels of chloride. The high acid is usually...
Should we start preparing for the end of the world?
By: Christine Thompson - 658583
A giant meteor, technologically advanced aliens, zombies, a massive volcano creating an earthquake resulting in a global tidal wave, Y2K, the rapture. These are just a few of the fantastical interpretations for the end of days. As per usual, Hollywood and the American media...
How avalanches are triggered
By: N. Owen Holme
An avalanche is a layer of snow that flows down a mountain slope. Only three things are required for an avalanche: a slope between 25 and 65 degrees, a layer of snow with a weak layer beneath and a trigger. The potential for loss of...
By: Shannon Farlouis
A tsunami is also called a harbor wave. A tsunami is usually caused by a major disturbance like an earthquake, underwater explosions or volcanic eruptions. A tsunami is quite similar to a rapidly rising tide. They have a very long wave length and they rise...
By: Kathie Danner
A natural, untreated sapphire’s hue comes strictly from its impurities. Corundum forms in igneous and metamorphic rocks. The more pressure the corundum receives over time, the clearer the sapphires are when mined. All sapphires are corundum, but not all corundum develops into sapphire. The...
How agates are formed
By: Trenna Sue Hiler
Agates are a semi-precious gemstone. They have rings or splotches of different colors and are often used to make jewelry or ornamental artwork. The ancient Greeks believed that amulets made from agates could be worn for favor with the Gods and safety on the seas...
Why does the tongue stick to metal in the winter
By: Kimberly Napier
When cold weather hits, children who have seen the movie “A Christmas Story,” may be tempted to triple dog dare another child to lick a metal pole. If the other child takes the dare, they may be surprised when their tongue becomes stuck...
By: L.S. Watts
For many people, winter storms mean snow and frigid temperatures. Even still, for a few people it is a mad rush to the grocery store for milk, eggs, bread, and whatever else they feel they need to stock up on. However, do you really know...
Why does the tongue stick to metal in the winter
By: Maria_Williams
Your tongue is kept moist by the water on it, water which freezes at 32°F or 0°C. When you stick your tongue out to touch cold metal of some sort, and your tongue sticks to the metal, this is because the water on...
What it means when a barometer is rising or falling
By: Steven Mars
A barometer is a meteorological instrument that measures atmospheric pressure. Meteorologists (scientists who study the weather) use barometers to predict changes in the weather using the fact that a change in air pressure is a change in weather. A rising barometer is usually an indication...

 

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