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Sulfuric Acid: Creation, Properties, Health
Sulfuric acid is a powerful chemical compound. A colorless, thick liquid with a sharp smell, it's often called the King of Acids due to...

Sylvia Rose
Apr 13, 20257 min read


Volatile Organic Compounds: Home & Away
Volatile organic compounds (VOCs) evaporate or vaporize easily at room temperature, diffusing into the air we breathe. They transition...

Sylvia Rose
Apr 11, 20253 min read


NOx: Air Pollution & Tropospheric Ozone
NOx are nitrogen compounds, mainly nitric oxide (NO) and nitrogen dioxide (NO2). These gases create serious environmental problems,...

Sylvia Rose
Apr 11, 20252 min read


Vehicle Emissions: Environment & Society
Vehicle emissions are the waste material of combustion, including gases and particulate matter (PM). With more than 1.4 billion vehicles...

Sylvia Rose
Apr 11, 20254 min read


Ozone Gas (O3) & the Ozone Layer
Ozone manifests as pale blue gas. The ozone layer, a concentrated region in the stratosphere, protects Earth from damage by UV rays....

Sylvia Rose
Apr 10, 20253 min read


Machine Learning (ML) Form & Function
Machine learning teaches computers to learn from data without being programmed. A branch of artificial intelligence, ML enables computers...

Sylvia Rose
Apr 9, 20255 min read


Ethanol Biofuel: Methods, Pros & Cons
Ethanol, also known as ethyl alcohol , is a clear, flammable liquid with a wine-like odor. It's produced by microbial fermentation of...

Sylvia Rose
Apr 8, 20254 min read


Biofuels: Creation & the Dark Side
Biofuels, made from organic materials, promise a renewable alternative to fossil fuels. While the sunny side of biofuel touts its...

Sylvia Rose
Apr 8, 20255 min read


The Heliosphere: Radiation & Solar Wind
The heliosphere protects the solar system from cosmic radiation. The vast, bubble-like region is dominated by the activity of the Sun,...

Sylvia Rose
Apr 8, 20252 min read


Plant Health: Phosphate Solubilizing Bacteria
Phosphate solubilizing bacteria (PSB) transform inorganic phosphorus from insoluble compounds into forms plants can easily absorb. PSB...

Sylvia Rose
Apr 7, 20253 min read


Melanin Pigment: Form & Function in Nature
Melanin is a pigment found in many organisms such as plants, fungi, microbes and animals including humans. Its multiple functions adapt...

Sylvia Rose
Apr 7, 20254 min read


Plants in Space: ISS Microgravity Gardening
Experiments on the International Space Station (ISS) achieve success when astronauts cultivate and eat lettuce in space. With...

Sylvia Rose
Apr 6, 20254 min read


Robots & Robotics in Modern Healthcare
Robotics changes healthcare in many ways such as improving patient care, and streamlining operations across the medical field....

Sylvia Rose
Apr 6, 20253 min read


Plutonium-239 & Nuclear Power
Plutonium-239 is an artificial isotope in nuclear energy and technology. It's not usually found in nature, produced primarily in nuclear...

Sylvia Rose
Apr 5, 20254 min read


Environment: Lithium-ion Battery Recycling
Lithium-ion batteries power many aspects of life including smartphones and electric vehicles. With rapid market growth comes the question...

Sylvia Rose
Apr 5, 20254 min read


Akitu Festival: Springtime in Mesopotamia
The Akitu festival falls on the first day of the Babylonian and Assyrian month of Nisan near the Spring Equinox (March or April). Akitu...

Sylvia Rose
Apr 3, 20254 min read


City of Ur: Urban Life in Ancient Mesopotamia
Ur is a prominent city-state in ancient Mesopotamia. Founded c. 3800 BCE, Ur is a coastal city on the Persian Gulf. It slowly moves...

Sylvia Rose
Apr 2, 20255 min read


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 2, 20254 min read


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 1, 20254 min read


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 1, 20253 min read
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