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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
22 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
25 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
22 views


Artificial Intelligence (AI) in Human Warfare
Artificial Intelligence (AI) in military and defense sectors gives an edge in warfare. Countries scramble to remain competitive. AI...
Sylvia Rose
Mar 113 min read
16 views


AI: Recurrent Neural Networks (RNNs)
Recurrent Neural Networks (RNNs) are foremost in artificial intelligence. RNNs are used in language translation and speech recognition....
Sylvia Rose
Mar 104 min read
10 views


How to Make an Artificial Intelligence System
Artificial Intelligence (AI) is a world revolution, virtually nonexistent in public use before the 21st century. Knowing how to make an...
Sylvia Rose
Mar 95 min read
14 views


Ideonella sakaiensis: Plastic-Eating Bacteria
Ideonella sakaiensis is the first bacterium known to consume plastic, specifically polyethylene terephthalate (PET). Over 300 million...
Sylvia Rose
Mar 85 min read
21 views


Plutonium (Pu): Nuclear Weapons & Space
Plutonium (Pu) is a synthetic chemical element known for its potent uses and dangers. A heavy, silvery white metal, it tarnishes to a...
Sylvia Rose
Mar 64 min read
25 views


Nine Countries with Nuclear Weapons
Nine countries have nuclear arsenals: Russia, the United States, China, France, the United Kingdom, Pakistan, India, Israel and North...
Sylvia Rose
Mar 66 min read
38 views


Super Alloys in Space Exploration
Super alloys have unique combinations of strength, corrosion resistance and high-temperature stability. Made primarily with nickel,...
Sylvia Rose
Mar 53 min read
17 views


Solar Energy & Nuclear Power in Space
Solar energy and nuclear power are the two major forms of energy in space. Solar panels are familiar on satellites and spacecraft....
Sylvia Rose
Mar 54 min read
32 views


Survival of Bacteria in the Extremes of Space
Bacteria are highly adaptable and many survive in extreme conditions, like high acidity. Some can function in anaerobic habitats....
Sylvia Rose
Mar 53 min read
23 views


De-Orbiting Satellites: Problems & Processes
De-orbiting is the controlled descent and re-entry of satellites into Earth’s atmosphere. Methods include propulsion systems and solar...
Sylvia Rose
Mar 56 min read
15 views


How Spacecraft Produce Water for Astronauts
Astronauts on long-duration missions rely on water (H2O) for drinking, hygiene, food preparation, and oxygen generation by electrolysis....
Sylvia Rose
Mar 42 min read
29 views


Agriculture: Calvin Cycle in Photosynthesis
Photosynthesis enables plants to convert sunlight into energy in the form of glucose molecules to support plants and life on Earth....
Sylvia Rose
Mar 44 min read
21 views


What Robots Need to Function & Survive
Robots are automations in all shapes and sizes, yet they need key factors to function and survive. These include power or energy,...
Sylvia Rose
Mar 34 min read
20 views


Lithium Ion Batteries on Earth & in Space
Lithium-ion (Li-ion) batteries power phones, laptops, electric vehicles, satellites and spacecraft. Rechargeable energy storage devices,...
Sylvia Rose
Mar 33 min read
17 views


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 24 min read
18 views


How Solar Panels Work
Solar panels or photovoltaic (PV) panels are designed to convert sunlight directly into electricity. They're composed of multiple smaller...
Sylvia Rose
Mar 14 min read
47 views
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