"This finding by Perseverance ... is the closest we have ever come to discovering life on Mars. The identification of a potential biosignature on the Red Planet is a groundbreaking discovery, and one ...

来自NASA的研究团队通过毅力号火星车，在Jezero陨石坑扇形区与底部硫酸盐层中检测到多环芳烃(PAHs)的拉曼特征信号。这项研究首次证实火星硫酸盐矿物对有机分子的保存作用，提出PAHs可能源自内生火成活动并通过硫酸盐沉淀得以保存，为火星远古宜居环境评估 ...