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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 135 min read
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Lead Acid Batteries: Uses, Disposal, Pros & Cons
Lead acid batteries are found in electric vehicles, backup power systems, golf carts, factory forklifts and more. A notable variation is...

Sylvia Rose
Apr 135 min read
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Sulfuric Acid: Creation, Properties, Health
Sulfuric acid is a powerful chemical compound. A colorless, thick liquid with a sharp smell, it's often called the King of Acids due to...

Sylvia Rose
Apr 137 min read
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Solar Wind: Supersonic Tempest from the Sun
The solar wind is a continuous stream of charged particles emitted by the sun. This supersonic outflow of protons and electrons permeates...

Sylvia Rose
Apr 74 min read
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Plutonium-239 & Nuclear Power
Plutonium-239 is an artificial isotope in nuclear energy and technology. It's not usually found in nature, produced primarily in nuclear...

Sylvia Rose
Apr 54 min read
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Nuclear Energy: Power & Process
Nuclear energy uses the power of the atom, the fundamental constituent of matter. Atomic energy is released through nuclear fission or...

Sylvia Rose
Apr 55 min read
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Environment: Lithium-ion Battery Recycling
Lithium-ion batteries power many aspects of life including smartphones and electric vehicles. With rapid market growth comes the question...

Sylvia Rose
Apr 54 min read
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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 44 min read
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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 46 min read
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Laser Technology: How Lasers Work
Lasers are optical amplifications based on the stimulated emission of electromagnetic radiation. It creates a highly focused, powerful...

Sylvia Rose
Apr 14 min read
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Space Aerosols: Weather, Health, Ecology
Space aerosols are natural particles active in the atmosphere of Earth. They affect weather patterns, health and ecological balance. Some...

Sylvia Rose
Mar 313 min read
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Spacecraft Re-Entry: Atmosphere & Aerosols
Spacecraft re-entry in the atmosphere has consequences. Many survive intense heat and friction through ablation, drawing heat away from...

Sylvia Rose
Mar 313 min read
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Magnetic Fields & Space Travel
Magnetism affects the way spaceships and astronauts travel through space. The invisible forces generated by magnetic fields influence...

Sylvia Rose
Mar 214 min read
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Transistors: Function of Switches & Amps
A transistor is a semiconductor device. It can operate as either a switch or an amplifier. Made from materials like silicon or...

Sylvia Rose
Mar 193 min read
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Build a Basic Robot: Method & Materials
Robotics combines design, construction, and operation so machines can perform tasks automatically. Robots are a wide range of creations...

Sylvia Rose
Mar 194 min read
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Transistors: How Billions Fit on a Microchip
Transistors are semiconductor devices, operating like electric switches. Today billions of transistors can fit on a microchip. Hundreds...

Sylvia Rose
Mar 184 min read
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Microchips: Inner Works & Components
Microchips or integrated circuits (ICs) are based on semiconductors . In every tiny chip are thousands to billions of transistors,...

Sylvia Rose
Mar 165 min read
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Semiconductors: Materials, Methods & Markets
Semiconductors are materials forming the basis of computer chips. They're used in consumer electronics like smartphones; solar panels,...

Sylvia Rose
Mar 168 min read
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Microchips: the Real World Power
Microchips, also known as integrated circuits (ICs), are the essence of technology. A microchip is a small, flat piece of semiconductor...

Sylvia Rose
Mar 166 min read
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Aluminum (Al): Metal to the Stars
Aluminum is lightweight, strong and resistant to corrosion. The most abundant metal in the Earth's crust, it's used in spacecraft,...

Sylvia Rose
Mar 144 min read
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