Earth Science & Climate

When Is Winter Over in Florida?

At Sea Level, How Far Is the Horizon?

What Is the Evidence for Plate Tectonics?

How to Find Mercury in the Sky

What Is Cloud Base and How Is It Measured?

Is the Moon’s Orbit Elliptical?

Why Is the Southern Ocean So Dangerous?

Is Blue Lace Agate Water Safe?

How Are Sea and Land Breezes Similar to Mountain and Valley Breezes?

How Are Volcanoes in Iceland and Hawaii Categorized?

What Is a Disconformity in Geology?

Does Neptune Have a Magnetic Field?

When Did Lake Corcoran Dry Up?

What Is the Longest Season of the Year?

What Are Contour Intervals on a Topographic Map?

How to Find Fossils: A Beginner’s Guide

What Is a Rill? The Smallest Form of Water Erosion

Are Shelf Clouds Dangerous? What You Need to Know

Where in Africa Could You Find a Valley Glacier?

What Is the Difference Between a River and a Canal?