Earth Science & Climate

When Was Jupiter Discovered? From Ancient Times to 1610

What Is Contour Strip Mining and How Does It Work?

How Common Is Arsenic in Well Water?

What Are the Major Stars in the Hercules Constellation?

When Did It Snow in Florida? A Look at Rare Events

What Is the Proterozoic Eon?

How Many Thunderstorms Occur Each Minute?

Does Vermiculite Break Down Over Time?

What Are the Tropics of Cancer and Capricorn?

What Are the Outer Planets Made Of?

Where Can You Find Amethyst Geodes?

Is Lake Michigan a Sea? The Key Differences Explained

How Hot Is the Arabian Desert? Average & Record Temperatures

Why Can Diamonds Form in the Mantle?

Where Is the North Magnetic Pole and Why Is It Moving?

What Is a Sandbar and How Is One Formed?

What Is the Oldest Mountain Range on Earth?

How Fast Were the Winds in Hurricane Charley?

What Is Flour Gold and How Do You Recover It?

Is Pele’s Hair Dangerous? The Risks of Volcanic Glass