Fun Fact Friday: Magnetometer Surveys Dec 14

Fun Fact Friday: Magnetometer Surveys

What is the largest magnet you have ever seen? I’ll give you a hint: You are standing on it. Yup, it’s the Earth! But you say, “How can that be?” Deep under our feet, buildings, and roadways, is the Earth’s core. The core is about 4500 miles wide and the outer part is... Read more