Earth & Space

What Happens in Autumn? The Science of the Season

What Is Pseudoarchaeology and Why Is It a Problem?

How Many Countries Are in the Ring of Fire?

What Is Flint Made Of and How Does It Form?

What Is a Katabatic Wind and How Does It Form?

Mesopelagic Zone: The Ocean’s Critical Twilight Layer

What Are Storms and How Do They Form?

What Cities Would Be Affected by the San Andreas Fault?

What Is the Gravity on Jupiter?

What Is an Obsidian Stone and How Is It Formed?

What Was the Temperature on the Moon When Apollo 11 Landed?

How Is the Northern Hemisphere Tilted During Summer?

Are There Currents in Lakes? Explaining How They Work

What Causes the Shadow on the Moon?

Is Diamond Head an Active Volcano?

Why Does It Get Foggy? The Science of Fog Formation

Is the Caspian Sea Connected to the Ocean?

What Mineral Is Used to Make Glass?

What Caused Mount St. Helens to Erupt?

Why Are the Days Shorter in Winter?