Secrets held in 1.2 billion-year-old groundwater deep in a gold and uranium mine

Princeton University researchers have discovered 1.2 billion-year-old groundwater deep in a gold and uranium mine in South Africa, shedding more light on how life is sustained below the Earth’s surface and how it may thrive on other planets. Learn more here: https://bit.ly/3StcZJW

Photo Credit: Oliver Warr
Caption: Researcher Oliver Warr collecting a sample in a mine in South Africa.