Earth Science & Climate

When Did the Red Sea Form? A Look at Its Geological Timeline

What Is Vitreous Luster? The Glassy Shine of Minerals

Is Earth a Gas Planet or a Terrestrial Planet?

How Many Years Until the Sun Explodes?

How to Dig Clay Soil and Make It Workable

How Are Weathering and Erosion Similar and Different?

How Many Hurricanes Have Hit the Rio Grande Valley?

What Are Eons Divided Into on the Geological Time Scale?

What Time Is Sunset on December 21?

How Many Fault Lines Are in the United States?

Are Rocks and Stones the Same Thing?

Why Is Gold Scarce? From Cosmic Origins to Extraction

How Far Inland Do Hurricanes Go in Florida?

When Will Betelgeuse Go Supernova?

Why Do I Want Less Humidity When It’s Cold Outside?

What Part of the World Never Gets Dark?

Why Is It So Windy in El Paso?

Does Brazil Have Deserts? A Look at Its Dry Regions

What Will Earth Look Like in 250 Million Years?

How Many Cubic Feet Are in 40 Pounds of Topsoil?