Life on Mars? Visible ‘Time Crystal’, Diabetes Breakthrough and More – Science News Roundup
Key Facts Space & Astronomy: Martian Life Clues and Interstellar Visitors Historic Mars discovery: NASA’s Perseverance rover has uncovered one of the most tantalizing clues yet that Mars may have harbored life. In a rock sample drilled from Jezero Crater (the site of an ancient lake), scientists detected the iron mineral vivianite and the iron sulfide greigite – substances that here on Earth often form with the help of microbes reuters.com. The sample – a reddish, fine-grained mudstone nicknamed “Sapphire Canyon” – contains strange circular patterns (ring-like “leopard spots” and dark speckles like poppy seeds) that could be fossilized microbial