
The discovery that freshwater may have been present on Earth earlier than previously thought suggests life started earlier, too. Photo: Wikicommons
The discovery that freshwater may have been present on Earth earlier than previously thought suggests life started earlier, too. Photo: Wikicommons
Life on Earth may have begun half a billion years earlier, UAE research suggests
Analysis of tiny crystals indicates that freshwater was present on Earth four billion years ago, earlier than previously thought