It was one of the Earth's momentous times. Continents collided. Volcanoes erupted. Ocean currents shifted. Species ran amok.
The man in the moon's face was actively formed by hot lava and other geological forces.
For some time now, scientists have understood that the earth’s crust is divided into plates that move about at the rate of a few inches a year. Over time, this movement will form mountain ranges and volcanoes. They have also known that the earth’s mantle, the layer between the earth’s crust and core, was the […]