The Earth is formed by accretion of spatial particulates and large masses and eventually formes an outer crust. Video follows with speculation of early plates...
Explore how half of Earth's water originated from the planet's inception and how the other half was deposited by comets. Earth the Biography: Oceans :...
Planet Earth -- in motion. Timelapse ice flows over the Arctic, billowing storm clouds over the Caribbean and beautiful blooming algae off the west coast...
