Earth Science & Climate

How Are Gemstones Mined? From the Earth to the Market

What Is the Weight of All the Air Above Us?

What Is It Called When the Sun and Moon Align?

How Much Does a Yard of Soil Weigh?

How Many Types of Garnet Are There?

What Happened to the Water in the Puddle?

What Is an Acequia? The History of Community Irrigation

What Is a Reflection Nebula and How Does It Shine?

Where to Find Louisiana Opal and How to Collect It

Where Are Microbursts Most Common?

What Cities Would Be Affected by the San Andreas Fault?

What Time of Day Is the Hottest and Why?

What Technology Tools Do Meteorologists Use to Monitor Tornadoes?

Is a Monsoon the Same as a Hurricane?

Does Sand Have a High Porosity?

Do River Rocks Explode When Heated?

Where Does Artesian Water Come From?

Are Gypsum Crystals Worth Anything?

Can You See the Northern Lights in California?

How Can Pollution Hasten or Speed Up Weathering?