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Surprise! The Earth And Moon May Be 60 Million Years Older Than We Thought
The Earth rising over the Moon’s surface, as seen from Apollo 8
Wondering why a new research team says the Earth and the Moon is 60 million years older than previously believed? Well, it’s a gas. It has to do with the proportion of different gas types that have stuck around since the Earth was formed about 4.5 billion years ago.
Since Earth had no solid surface at the time, traditional geology doesn’t really work — there’s no rock layers to examine, for example. So while the geologists caution we’ll likely never know for sure when the Earth came together, a new dating method for the gases show it was earlier than believed, they said.
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Read the rest of Surprise! The Earth And Moon May Be 60 Million Years Older Than We Thought (277 words)
© Elizabeth Howell for Universe Today, 2014. |
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Source: http://www.universetoday.com/112461/surprise-the-earth-and-moon-may-be-60-million-years-older-than-we-thought/
