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MPD: Ionized Gas & Plasma Thrust
Magnetoplasmadynamic (MPD) thrusters use ionized propellants like xenon, argon, and krypton to generate thrust through plasma...

Sylvia Rose
Mar 214 min read
3 views


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
29 views


Humans in Space: Effects on Body & Mind
Space has a profound effect on the human body. Human bodies, adapted to life on Earth, undergo constant stressors in orbit. Astronauts...

Sylvia Rose
Mar 195 min read
27 views


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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How the Cloud Works - Pros & Cons
Cloud computing provides a variety of services through the internet, such as storage, databases, servers, software and analytics. Instead...

Sylvia Rose
Mar 195 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
11 views


Houthi War in Yemen: Politics & Motivations
Yemen, at the southern tip of the Arabian Peninsula, is a country long in conflict. Recent US military airstrikes targeting Houthi forces...

Sylvia Rose
Mar 185 min read
24 views


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
7 views


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
14 views


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
18 views


Semiconductors: Science, Tech & Economy
Semiconductors are part of microchips or integrated circuits (ICs), also called semiconductor chips. They power phones, medical...

Sylvia Rose
Mar 156 min read
16 views


Nanotechnology: Nanoscale Power & Progress
Nanotechnology is redefining the way of the world. On a level beyond microscopic, nanotech manipulates matter from 1 to 100 nanometers....

Sylvia Rose
Mar 156 min read
20 views


Nanorobots: Micro Robotic Tech, Ecology, Health
Nanorobots are machines of incredibly small size, about one nanometer or 100,000 times smaller than the width of a human hair. Nanobot...

Sylvia Rose
Mar 155 min read
25 views


Cryptocurrency: How to Buy & Use Bitcoin
Bitcoin is a digital currency launched in 2009. It can be an investment opportunity or method for online transactions. Bitcoin operates...

Sylvia Rose
Mar 143 min read
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Canada in Space: Canadarm(s) & Dextre
Canada's space program includes the Canadarm2, an extendible arm on the International Space Station, and multitalented robot Dextre....

Sylvia Rose
Mar 144 min read
17 views


MLI: Gold & Silver Foil on Spacecraft
Multi-layer insulation (MLI) creates the shiny crinkled gold and silver foil look on spacecraft and space equipment. MLI helps protect...

Sylvia Rose
Mar 132 min read
14 views


Top 5 Countries of the Global Space Race
The global space race begins during the Cold War (1947-1991). Today, competition and collaboration rise among countries seeking universal...

Sylvia Rose
Mar 136 min read
25 views


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 123 min read
27 views


Electric Vehicles (EVs): Creation & Operation
Electric vehicles are alternative transport to conventional gas-powered cars. Here's an overview of how they're made and operated, from...

Sylvia Rose
Mar 125 min read
29 views
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