Water dug up in a mine in Australia is between 1 billion and 2.6 billion years old . Scientist who sipped water says it tasted ` ` terrible '' Researchers are still trying to determine if the water could kill microbes . Prior to scientists discovering the approximate age of the ancient water found in Canada , the previous record holder came from a South African gold mine . One brave scientist tasted horrible prehistoric water so the rest of us did n't have to .
Water dug up in a mine in Australia is between 1 billion and 2.6 billion years old . Scientist who sipped water says it tasted ` ` terrible '' Researchers are still trying to determine if the water could kill microbes . One brave scientist tasted horrible prehistoric water so the rest of us did n't have to .