People Who Study the World and Space
People Who Study the World and Space
Learning about the earth
Who wants to study rocks? Geologists do. Geologists are scientists who “read” rocks as though they were history books. Rocks have a history of their own. They show geologists what the earth was like…
Learning about prehistoric life
Scaly dinosaurs and flying reptiles disappeared from the earth about sixty-five million years ago—long before there were people. Yet there are pictures of these animals in books. How do we know…
Cave scientists
Watch your head—there’s a stalactite! Oops, don’t trip over the stalagmite! Where are you? In a cave! Scientists who study caves are called speleologists. Most caves are dark, slippery tunnels of…
Watching for earthquakes
Earthquakes happen all the time. We don’t feel most of them. They are just small shakes in the earth. But some earthquakes make the ground tremble, rattle dishes, and even cause buildings to shake….
