Earth Science & Climate

Where on Earth Do Stars Always Circle the Zenith?

How Many Tsunamis Have Hit Japan?

Where Can You Find Jade? From Myanmar to Canada

Does Calcite Have Cleavage?

Where Are the Carpathian Mountains Located?

What Instruments Measure the Amount of Precipitation?

Do Black Diamonds Exist? The Science Behind the Stone

Is There a Scale to Measure the Intensity of a Blizzard?

How Will the Universe End? Theories on Its Final Fate

Where Is the Most Gold Found in the US?

How to Turn Dirt Into Clay for Pottery

How Much Daylight Do We Get on the Summer Solstice?

How Long Do Snow Squalls Usually Last?

At What Height Are Official Wind Measurements Taken?

What Is the Top of a Waterfall Called?

How Are Mountains Represented on a Topographic Map?

Why Is There a Blue Ring Around the Moon?

What Is the Great ShakeOut Earthquake Drill?

What Are Salt Mines and How Do They Work?

How to Find Diamonds in Rivers: A Step-by-Step Guide