Professor of Geology, Macalester College Since the ancient Greeks made observations of the Moon and the sky, scientists have ...

Practical Engineering Sphere Earth Conspiracy - Geodesy Posted: November 25, 2024 | Last updated: November 25, 2024 Don't let anyone try to convince you that the earth is a sphere! It's actually ...

The crust of the earth is thin - a bit like the skin of an apple.The crust is made from solid rock in the form of tectonic plates. Tectonic plates float on the semi-solid mantle, which moves very ...