By Elizabeth Landau, CNN
You wouldn’t want to shower in it, but researchers have discovered pockets of water in a deep reservoir in Canada that may be up to 2.64 billion years old.
Researchers extracted the fluid from ancient rocks in a mine 1.5 miles underground in the area of Timmins, Ontario. In other mines, water has been found to support life, but scientists are still working to determine if there is life in this particular location. They say this is the oldest water found in such an environment.
We spoke with Chris Ballentine, professor of geochemistry at the University of Manchester in the United Kingdom, and senior author on this study, which published in the journal Nature. Here is an edited version of our email Q&A:
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