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🔴 **‘Dark oxygen’ in depths of Pacific Ocean could force rethink about origins of life**
"_It had been thought that only living things such as plants and algae were capable of producing oxygen via photosynthesis – which requires sunlight._
_But four kilometres (2.5 miles) below the surface of the Pacific Ocean, where no sunlight can reach, small mineral deposits called polymetallic nodules have been recorded making so-called dark oxygen for the first time._"
