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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 21, 20254 min read


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 21, 20254 min read


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 19, 20255 min read


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 19, 20253 min read


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 19, 20255 min read


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 19, 20254 min read


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 18, 20254 min read


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 18, 20255 min read


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 16, 20255 min read


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 16, 20258 min read


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 16, 20256 min read


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

Sylvia Rose
Mar 15, 20256 min read


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 15, 20256 min read


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 15, 20255 min read


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 14, 20253 min read


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 14, 20254 min read


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 13, 20252 min read


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 13, 20256 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


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 12, 20255 min read
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