Earth Science & Climate

How Long Is a Galactic Year and How Is It Measured?

What Surfaces Have High Albedo and Why?

What Is the Purple Light in the Sky and What Causes It?

When Do Faults Occur and What Causes Them?

How Common Is Silver and Where Does It Come From?

Is 17 Miles Per Hour Wind Considered Strong?

What Is Taconite and How Is It Processed Into Steel?

Why Are the Cliffs of Dover White?

What Happens During the Mature Stage of a Thunderstorm?

How to Determine the Dew Point: Methods and Calculations

Where Does Rain Come From and How Is It Formed?

How Does the Gradient of a River Affect Its Flow?

What Weather Happens During a Cold Front?

Why Are the Poles So Cold?

How Were the White Mountains Formed?

What Planets Can You Live On Besides Earth?

What Happens When Two Planets Collide?

Is Radiation Man-Made or Natural? Exploring Its Origins

In Which Direction Does Wind Tend to Move?

How Often Does Niagara Falls Actually Freeze?