The Earth formed over 4.6 billion years ago out of a mixture of dust and gas around the young sun. It grew larger thanks to countless collisions between dust particles, asteroids, and other growing ...

Unlike Earth, the moon’s cooling crust formed a thick layer of feldspar, giving rise to the bright highlands visible today. Volcanic eruptions on the moon produced vast basaltic plains ...

During his career, Van Orman has tried to understand how Earth's core formed. Then about two years ago, Van Orman and three Case Western Reserve colleagues gradually realized there was a major ...

Scotese studies how plate tectonics and a warming climate will change Earth's appearance in the future, and he has made multiple animated maps based from his research. For more animations from ...