Earth Science & Climate

What Is Snow Depth and How Is It Measured?

How Much Area Does a Cubic Yard of Topsoil Cover?

Where Do Blue Diamonds Come From?

Which State Has the Hardest Water in the U.S.?

Is a Ruby a Diamond? The Science of Gemstones

What Characteristic of Earth Allows Water to Exist as a Liquid?

What Is the Approximate Length of the Geologic Time Scale?

Can I See Jupiter Without a Telescope?

Why Do We Study Geology?

How Do Scientists Know How Old Rocks Are?

What Is a Check Dam and How Does It Work?

What Does a 40% Chance of Snow Actually Mean?

How to Crush Lava Rock for Your Next Project

How Are Archipelagos Formed? From Volcanoes to Coral

Why Do Potholes Happen? The Science Behind the Process

Does the Moon Have Moons? The Science of Sub-Satellites

Does Maryland Get Hurricanes? The Risks Explained

What Makes a Sea a Sea? The Defining Characteristics

Is Agate a Crystal? The Science Explained

Are Pebbles Considered Rocks? A Geological Explanation