Scientists Shocked by Electric Rocks Producing Oxygen in Deep Ocean GizmodoScientists discover ‘dark’ oxygen being produced more than 13,000 feet below the ocean surface CNNDiscovery of ‘dark oxygen’ from deep-sea metal lumps could trigger rethink of origins of life Livescience.comMysterious ‘Dark Oxygen’ Discovered at Bottom of Ocean Stuns Scientists ScienceAlertShocking “Dark Oxygen” Discovery on Deep-Ocean Floor 13,000 Feet Below the Surface SciTechDaily