New study indicates Earth's inner core was formed 1 - 1.5 billion years ago
Wednesday, October 7, 2015 - 12:20
in Earth & Climate
There have been many estimates for when the earth's inner core was formed, but scientists from the University of Liverpool have used new data which indicates that the Earth's inner core was formed 1 - 1.5 billion years ago as it "froze" from the surrounding molten iron outer core.