From the deepest ocean trench to the tallest mountain, plate tectonics explains the features and movement of Earth's surface in the present and the past. The theory of plate tectonics was ...

Learn more› By Daniela Galarza and Marguerite Preston For a truly stunning holiday pie, disposable aluminum pie plates just won’t cut it. And if you’re going through the effort of making a ...

The Great Boston Fire killed at least 30 people. Advertisement In 1906, Theodore Roosevelt traveled to Panama to observe the progress being made on the construction of the canal. He was the first ...