Earth's Core Has Slowed So Much It's Moving Backward, Scientists Confirm

Deep inside Earth is a solid metal ball that rotates independently of our spinning planet, like a top whirling around inside a bigger top, shrouded in mystery. This inner core has intrigued researche… [+2495 chars]

Earth's Core Has Slowed So Much It's Moving Backward, Scientists Confirm

Earth's Core Has Slowed So Much It's Moving Backward, Scientists Confirm

Earth's Core Has Slowed So Much It's Moving Backward, Scientists Confirm

Earth's Core Has Slowed So Much It's Moving Backward, Scientists Confirm

Earth's Core Has Slowed So Much It's Moving Backward, Scientists Confirm