What Happened in the Archean Eon? [4.0 to 2.5 billion years ago]
Earth formed a stable climate in the Archean Eon. Because it cooled down from its molten state, Earth was able to support oceans, continents and oxygenation
Articles
Density of Earth: What is the Earth Made Of?
Earth density steadily increases as you go inwards from the crust to core. If you average density throughout the whole planet, it is about 5.513 g/cm^3.
What Do Soil Scientists Do?
Soil scientists study how soils relate as a natural resource. This includes soil formation factors, classification, physical and chemical properties.
Fossil Records: A Journey into the Past
When you unveil a fossil, it’s like rewinding into the past. Fossils are preserved remains from past living things such as bones, shells or exoskeletons.
10 Planet Venus Facts [Infographic]
Planet Venus neighbors the Earth. It’s the second planet closest the sun. Other facts include its counterclockwise rotation and how it rains sulfuric acid.
Carbon Dating: How Radioactive Isotopes Estimate Age
All life contains types of carbon. When an organism dies, carbon dating examines the ratio between carbon-14 (C14) and carbon-12 (C12) to estimate age.
Photosynthesis Process: Carbon Dioxide to Glucose
The main idea of photosynthesis is it takes carbon dioxide from the air. Then, it uses carbon with water to convert it into a chemical form like glucose
Why Does the Earth Hum?
Seismometers always record periodic noise. Once mysterious in nature, we attribute Earth hum to ocean waves crashing into continents, vibrating like a bell.
Indo-Australian Plate: Tectonic Boundaries and Movement
The Indo-Australian Plate combines the Australian & Indian Plate. Widely considered two separate plates, it includes Australia, India and the Indian Ocean.
5 Facts of Ice-Cold Planet Uranus [Infographic]
Planet Uranus is the coldest and has the 3rd largest radius for any planet in the solar system. It’s tilted at more 90°, it has faint rings and has 27 moons.
What is Isostatic Rebound?
During the last ice age, ice pushed down on continents with immense pressure. After the ice melted, land began slowly lifting which is isostatic rebound.
DNA Deoxyribonucleic Acid: The Origin of Your Genes
Your identity is decided by 4 letters of DNA (A, T, G & C). And there’s so much Deoxyribonucleic Acid in your body that it stretches all the way to the moon.
What Is a Toxicologist? Job Description and Duties
Toxicologists assist in reducing living things exposure to chemicals and poisonous substances which pose risks to health from water, air and land.
3 Mechanical Weathering Processes that Break Down Rocks
Mechanical weathering is the breakdown of rocks into sediments by physical means.This type of weathering does not alter the chemical composition of rocks.
Earth’s Geomagnetic Reversal: Flipping Polarity
The Earth is a big magnet. This is why compasses point to the magnetic north. But north didn’t always point northward because of magnetic pole reversals.