Over the past five years, the United States’ largest independent oil and gas company, Exxon Mobil (NYSE: XOM), has mostly focused its exploratory activities in South America. Last month, the oil major announced that it had made two new discoveries at the Sailfin-1 and Yarrow-1 wells in the Stabroek block offshore Guyana, potentially adding more … Continue reading Exxon Mobil makes first oil discovery in Angola in 20 years