Science Buddies
Science Buddies: Measuring the Earth's Core With Seismic Waves
When an earthquake occurs, seismic shock waves travel out through the earth from the source of the event. The shock waves travel through the earth (body waves), or along the Earth's surface (surface waves), and can be recorded at remote...
TeachEngineering
Teach Engineering: Projections and Coordinates: Turning a 3 D Earth Into Flatlands
Projections and coordinates are key advancements in the geographic sciences that allow us to better understand the nature of the Earth and how to describe location. These innovations in describing the Earth are the basis for everything...