Sylvia Rose
German Peasants' War: Rebellion of Despair
The German Peasants' War (1524-5) is short, bloody and violent, and changes the course of history in Europe. Up to 400,000 peasants rise...
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Sylvia Rose
2 days ago4 min read
Uric Acid: Inner Works of the Human Body
Uric acid is formed in humans during breakdown of purines. Purines are naturally produced in the body, and found in some foods and...
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Sylvia Rose
2 days ago3 min read
Uric Acid: Kidney Stones & Peeing on Plants
Uric acid is a factor in conditions like gout and kidney stones. It's also essential to the animal body, plants and the rest of the...
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Sylvia Rose
2 days ago5 min read
Urea: Body Waste & Organic Health
Urea CO(NH2)2, also known as carbamide, is an essential organic compound and waste product in urine. Formed in the liver, urea is an...
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Sylvia Rose
2 days ago5 min read
Calcite: Metal-Eating Bacteria to Coral Reefs
Calcite is made up of calcium carbonate (CaCO3). With stunning crystal formations and a range of beautiful colors, calcite also has...
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Sylvia Rose
3 days ago5 min read
S. pasteurii: Calcium Eating Limestone-Making Bacteria
Sporosarcina pasteurii is a gram-positive bacterium with the extraordinary ability to precipitate calcite and solidify sand when exposed...
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Sylvia Rose
3 days ago5 min read
Calcium (Ca): Earth Metal of Structure & Strength
Calcium (Ca) is a vital element in life and health on Earth. A silvery white metal, calcium is a strong builder, from bone structure to...
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Sylvia Rose
3 days ago6 min read
Galen: Medical Methods of Ancient Physicians
Galen of Pergamon (c. 129 - 216 AD) is well known in the history of medicine. His extensive writings and theories prevail for over 2000...
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Sylvia Rose
4 days ago6 min read
Aristotle & Subjective Empiricism: Philosophy
Aristotle (384 - 322 BCE) is a Greek philosopher. His contributions span multiple disciplines such as biology, psychology, physics,...
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Sylvia Rose
5 days ago7 min read
Mercury II Oxide: Red & White of Alchemy
In practical alchemy, mercury II oxide (HgO) is often called the "Red Precipitate," with its compound Mercuric Amidochloride (Hg(NH2)Cl),...
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Sylvia Rose
7 days ago5 min read
Raising Rotifers for Biology, Microscopy & Baby Fish Food
Rotifers are fascinating microorganisms, crucial to aquatic ecosystems. Enthusiasts and researchers can raise rotifers at home for...
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Sylvia Rose
7 days ago7 min read
Nine Years War 1688-1697 France vs. Europe
The Nine Years War, also known as the War of the League of Augsburg, is a key conflict in European history. Fierce battles erupt,...
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Sylvia Rose
Nov 155 min read
Liver of Sulfur: Alchemy, Metal & Medicine
Liver of Sulfur is a unique compound of alchemy, metallurgy and medicine. Also known as hepar sulfuris or sulfurated potash, Liver of...
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Sylvia Rose
Nov 157 min read
How to Cultivate Green Algae for Science & Health
Green algae are simple life forms with amazing impact on the environments of Earth. Algae can be grown at home for microscopy, biology...
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Sylvia Rose
Nov 144 min read
Algae in Glass Houses: Diatomaceous Earth
Diatomaceous earth (DE) is an amazing natural powder ground from the sedimentary stone diatomite. The stone itself is made of fossilized...
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Sylvia Rose
Nov 146 min read
Diatoms: Glass-Making Algae Crucial to Life
Diatoms, while invisible to the naked eye, are essential to the ecosystem and human survival. These tiny microalgae prolifically generate...
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Sylvia Rose
Nov 134 min read
B. Linens Bacterium: Big Cheese of B.O.
Brevibacterium linens is a remarkable microorganism on a mission to spread its pungent aroma everywhere, from the unique bite of cheese...
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Sylvia Rose
Nov 136 min read
Pyrometallurgy: Ancient Processes of Modern Alchemy
Pyrometallurgy is the high-temperature processing of ores to extract and refine metals. It uses alchemical processes in a modern...
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Sylvia Rose
Nov 125 min read
Biometallurgy: Microbes Mining Metals
Acidithiobacillus ferrooxidans is only one of the amazing bacteria used in biometallurgy. In an age of environmental concerns,...
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Sylvia Rose
Nov 124 min read
Diana's Tree: Silver Crystals of Lunar Caustic
Diana's Tree ( Arbor Diana or Dianae ) is one of the most intriguing creations of alchemy. Its delicate branches of crystallized silver...
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