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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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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 43 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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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 34 min read
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Gravity: Weather, Pollution & Ocean Tides
Gravity influences ocean tides and shapes the weather patterns. It attracts objects toward one another, causing swollen seas, cloud...

Sylvia Rose
Apr 24 min read
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Gravity: Celestial Bodies & Space Travel
Gravity is the invisible force defining the paths of celestial bodies and spacecraft. It affects the way planets orbit and space...

Sylvia Rose
Apr 26 min read
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Laser Weapons in Modern Warfare
A laser weapon is a type of directed-energy weapon (DEW) using lasers to inflict damage. Unlike traditional projectile weapons, which...

Sylvia Rose
Apr 12 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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Clean Rooms: Science & Technology
Clean rooms are specialized environments to minimize contaminants like dust, microbes and other particles. They're perfectly controlled...

Sylvia Rose
Apr 13 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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How Spacecraft Avoid Burning Up on Reentry
Spacecraft re-entering Earth's atmosphere must navigate intense heat and friction. Primary defenses against burning up include heat...

Sylvia Rose
Mar 313 min read
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Spacecraft Graveyard of the South Pacific
The Spacecraft graveyard or cemetery in the South Pacific is a disposal site for spacecraft at the end of their lives. Mir space station...

Sylvia Rose
Mar 303 min read
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Earth's Atmosphere: Layers of Dynamic Design
Earth's atmosphere is made of layers, each with certain characteristics and functions. From weather at ground level to the expanse of...

Sylvia Rose
Mar 305 min read
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Lasercom: Laser Communication in Space
Laser communication uses light to send data. It's faster and more efficient than radio waves. The amount of information transmitted is...

Sylvia Rose
Mar 304 min read
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Human Microchip Implants: Pros & Cons
Human microchips are often smaller than a rice grain. In Sweden, implants are already in use for convenience. They unlock gym doors,...

Sylvia Rose
Mar 293 min read
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FSO: Wireless Transmission By Light Beam
Free-space optical (FSO) systems use light beams to transmit data. Known for high bandwidth, security and immunity to electromagnetic...

Sylvia Rose
Mar 294 min read
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Earth Communication: Satellites, Spacecraft & Astronauts
Satellites, spacecraft and astronauts must communicate with Earth. It's necessary for mission success, data transfer and astronaut...

Sylvia Rose
Mar 296 min read
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Satellite Radio Waves: Type & Function
Radio waves are part of the electromagnetic spectrum, created when electric charges move. Waves travel through space at the speed of...

Sylvia Rose
Mar 284 min read
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Wildfires & Climate Change: Lethal Cycle
Wildfires rage through forest, savannah and even urban regions. Frequency and intensity of wildfires increase dramatically as they're fed...

Sylvia Rose
Mar 284 min read
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Genetic Engineering: DNA Region Manipulation
The secrets of life are in the double helix. DNA region manipulation modifies entire segments of DNA including multiple genes and...

Sylvia Rose
Mar 273 min read
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