A single process for how a group of molecules called nucleotides were made on the early Earth, before life began, has been suggested by a UCL-led team of researchers. The Bain des Japonais Spring, an intertidal hydrothermal vent on Prony Bay  [Credit: Roy Price/NASA]Nucleotides are essential to all life on Earth as they form the building blocks of DNA or RNA, and understanding how they were first made is a long-standing challenge...

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