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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
13 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


Fossil Fuels: Ecology & Economy
Fossil fuels, including oil, natural gas and coal, are formed by the buried remains of ancient organisms, under heat and pressure. Fossil...

Sylvia Rose
Mar 127 min read
32 views


Mineral Oil: Technology & Ecology
Mineral oil is a petroleum product with vast uses in health and cosmetics, robotics, food and industry. In 1859 Edwin Drake successfully...

Sylvia Rose
Mar 125 min read
24 views


Robot Lubrication: Grease the Machine
Lubrication is integral to keep mechanical parts moving smoothly. Robot lube increases performance and lifespan. From mineral oils to...

Sylvia Rose
Mar 115 min read
24 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


Silver (Ag): Ancient Trade to Modern Tech
Silver is a lustrous versatile transition metal used from Neolithic times to create ornaments. It's known for antibacterial powers, and...

Sylvia Rose
Mar 105 min read
36 views


Artificial Intelligence: Technology & Society
Artificial Intelligence (AI) is a powerful force. It enables machines to think and act like humans. From perky virtual assistants and...

Sylvia Rose
Mar 96 min read
26 views


History of China: Ancient Days to Space Race
China is the oldest continuous civilization in the world. Its history spans thousands of years including the Yellow River culture,...

Sylvia Rose
Mar 910 min read
11 views


Carbon Sequestration: Environmental Health
Carbon sequestration capture and store carbon either through biological means or in geological formations. This process, currently used...

Sylvia Rose
Mar 85 min read
19 views


Carbon Dioxide (CO2): the Good & the Bad
Carbon dioxide (CO2) is a colorless, odorless gas essential for life on Earth. CO2 is both a natural component of the atmosphere and a...

Sylvia Rose
Mar 84 min read
32 views


Air Pollution: Science, Health & Economy
Air pollution is an accelerating global crisis affecting millions of lives and ecosystems. Air pollution is contamination of the...

Sylvia Rose
Mar 85 min read
40 views


Bioremediation: Organic Cleanup of Toxins
Bioremediation cleans up contaminated environments using live organisms like microbes, plants and fungi to nullify pollutants in soil,...

Sylvia Rose
Mar 74 min read
26 views


How Bacteria Survive a Nuclear Explosion
Bacteria are among the most diverse organisms on Earth. They're found in extreme conditions like high acidity, toxic waste and scorching...

Sylvia Rose
Mar 74 min read
18 views


Citric Acid: Nature, Health & Science
Citric acid is found naturally in citrus fruits and generated by all living cells. It's used in cuisine, medicine, science and industry....

Sylvia Rose
Mar 44 min read
9 views


Food to Energy: Krebs Cycle & Cell Balance
Cellular respiration enables living organisms to turn food into energy. It revolves around the Krebs cycle, also known as the citric acid...

Sylvia Rose
Mar 43 min read
11 views


How to Grow Carrots
Carrots are root vegetables with bright pigments and sweet flavors. Their roots are storage vessels for starch and sugar and peek from...

Sylvia Rose
Mar 42 min read
18 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
30 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


Sweet Root Vegetables: Sugar & Starch
Root vegetables like carrots, beets or tuberous sweet potatoes are energy reservoirs. The plants store their power underground, packed...

Sylvia Rose
Mar 35 min read
18 views
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