Big Bang
Before Earth

There was the Big Bang

How the universe started…

Maps

Maps that explain the physical world

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Solar System Infographic

Solar System Facts: A Guide to Our Planetary System [Infographic]

The solar system is a 4.57 billion years old planetary system that includes a central star and all the natural space objects (planets) orbiting the Sun.

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Earth Geologic Timeline

Earth Timeline: A Guide to Earth’s Geological History and Events [Infographic]

Since Earth’s creation, oceans, continents and life have emerged. From evolution to extinction, here are the geological events and history of Earth timeline

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First Water - Origin of Water Volcanoes or Comets

Earth’s First Water: Comets, Volcanoes or Asteroids?

2 theories exist for the origin of water on Earth: Did comets transport water? Or was there degassing from volcanoes from rocks existing within the crust?

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Big Bang Theory Phases

The History of the Universe [Infographic]

The Big Bang theory phases describes how the universe was formed. From singularity to quarks, to atoms and galaxies…this is the formation of the universe.

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Earth Magnetic Field

A Beginner’s Guide to Earth Magnetic Field

The magnetic field gives us a layer out in space called the magnetosphere. Without it, Earth would be exposed to solar and cosmic radiation.

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Banded Iron Formation BIF

Banded Iron Formation (BIF): How These Rocks Got Their Stripes

Long ago, oxygen filled the oceans. It mixed with iron which reacted by rusting. The seafloor collected rusted iron called banded iron formation (BIF).

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Cenozoic Era Timeline

Cenozoic Era: Dinosaur Extinction to Human Evolution

The Cenozoic Era started with the extinction of dinosaurs and moved into the age of mammals.This led to the diversification and increase in size of mammals.

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Ecologist Career

Ecology Careers: What Do Ecologist Do?

Working in ecology is seeing conservation in action. These 7 questions and answers evaluate ecologists career for salary, job duties and potential employers.

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Hydrogeologist Career

Hydrogeology Careers: What Do Hydrogeologists Do?

Hydrogeologists are groundwater specialists who focus on how soil and rock relate to groundwater. This includes the transportation of water into the surface.

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Venus Facts

10 Planet Venus Facts: Is Venus Really Earth’s Twin?

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.

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