Earth Science & Climate

Where Can Petrified Wood Be Found?

What Is the Rainfall in the Tropical Rainforest?

What Is Weathering, Erosion, and Deposition?

Why the Caspian Sea Is Drying Up

What Are Trace Fossils and What Do They Tell Us?

What Algae Fossils Reveal About Earth’s History

Why Do We Always See the Same Side of the Moon?

When Is the Darkest Time of Night?

What Are Hot Spots and What Do They Produce?

Why Are Solar Eclipses More Rare Than Lunar Eclipses?