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History of Copper Mining in Northern Ontario
Copper mining is historically important to the economy of North Ontario, especially in the Sudbury to Lake Superior region. Copper was...

Sylvia Kay Rose
Aug 7, 20256 min read


Copper Mining in Northern Ontario
Copper mining in North Ontario is a vital part of local economy and the global copper supply chain. This region of boreal forest, ancient...

Sylvia Rose
Aug 3, 20259 min read


Permanent Magnets & Magnetism in Robotics
Permanent magnets convert electrical energy into mechanical energy in robots for precision movement. Magnetism influences how robots...

Sylvia Rose
Apr 19, 20253 min read


Yttrium (Y): Rare Earth Element Super-Metal
Yttrium (Y), a silvery transition metal, is a member of the rare earth elements (REEs). It's a favored component in technologies, from...

Sylvia Rose
Apr 13, 20255 min read


Magnetotactic Bacteria: Magnetic Microbes
Magnetotactic bacteria (MTB) navigate their environment using magnetic fields. They're found in a variety of saline and freshwater...

Sylvia Rose
Apr 4, 20254 min read


Lodestones: Natural Ferromagnetic Compass
Lodestones are naturally magnetized. Primarily composed of iron oxide, they provide a key to understanding navigation and the Earth's...

Sylvia Rose
Apr 4, 20253 min read


Magnetite (Fe3O4): Magnetic Mineral
Magnetite is a magnetic mineral found in diverse geological settings. Its strong magnetism is an predominant quality. Magnetite makes up...

Sylvia Rose
Apr 4, 20256 min read


Creation of Magnetism in Rocks
Rocks hold within them hidden forces. While not all rocks are obviously magnetic, most carry a subtle magnetic field. It comes from their...

Sylvia Rose
Apr 3, 20254 min read


Rare Earth Elements (REEs): Science & Environment
Rare earth elements (REEs) are scattered through the Earth's crust. Coveted by many, they're bargaining chips in world politics. REES are...

Sylvia Rose
Mar 12, 20253 min read


Carbon Sequestration: Environmental Health
Carbon sequestration capture and store carbon either through biological means or in geological formations. This process, currently used...

Sylvia Rose
Mar 8, 20255 min read


Mars Curiosity Rover: Success & Longevity
Mars Curiosity Rover is one of NASA's most ambitious projects, hailed as an optimal feat of science and engineering. Far overreaching its...

Sylvia Rose
Mar 8, 20254 min read


Solar Panels & Batteries in Space
Particularly solar panels and batteries help provide reliable power for spacecraft and satellites. Without terrestrial resources, space...

Sylvia Rose
Mar 2, 20254 min read


Russo-Ukrainian War: Motives, Propaganda & Technology
The Russo-Ukrainian War begins in 2014. Conflict goes back much further. The war has profound political, social, and economic...

Sylvia Rose
Mar 1, 20259 min read


Titanium (Ti): From Space to Earth & Back
Titanium (Ti) is a metallic element. From celestial origins titanium has widespread appeal as the metal of choice for robots,...

Sylvia Rose
Feb 27, 20254 min read


Ancient Salt & Health: Physician Dioscorides
Dioscorides is a physician of Rome in the first century AD. He serves as a doctor in Nero's army and later writes De Materia Medici ,...

Sylvia Rose
Feb 25, 20255 min read


Salt (NaCl): Science, History & Cuisine
Salt is primarily sodium chloride (NaCl). As a naturally occurring mineral it's known as halite or rock salt. Vital for food preservation...

Sylvia Rose
Feb 25, 20255 min read


Vulcano: Child Miners, Gods & Extremophiles
Vulcano is part of the Aeolian Island archipelago of Italy. Named for Vulcan, Roman god of fire and metalworking, Vulcano is a unique...

Sylvia Rose
Dec 24, 20245 min read


First Life on Earth: Microbes & Stromatolites
Ancient microbes in harsh conditions are the earliest life forms. Fossil records appear in rock formations up to 3.7 billion years old....

Sylvia Rose
Dec 18, 20244 min read


Chalk (CaCO3): Bounty of the Primal Seas
Chalk is fundamentally calcium carbonate (CaCO3) and takes hundreds of millions of years to form. This seemingly mundane mineral has a...

Sylvia Rose
Dec 13, 20245 min read


Silica, Silicon & Silicone: Differences & Similarities
Silica, silicon, and silicone refer to related but distinct substances with specific properties, applications, and origins. Silica is...

Sylvia Rose
Dec 12, 20244 min read
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