Earth Science & Climate

Can You See the Northern Lights With the Naked Eye?

How Nodule Fossils Form and Preserve Ancient Life

What Is Apatite? Its Role in Biology and Geology

How Livestock Contribute to Greenhouse Gas Emissions

Where Does the Water Come From?

What Percentage of Earth’s History Represents Human Existence?

Why Does the Moon Appear to Change Its Shape?

What Is a Rain Shadow Effect and How Does It Work?

What Are Earth’s Systems? The Four Spheres Explained

How Is Oil Used to Make Electricity?