Ryugu asteroid samples contain all DNA and RNA building blocks, bolstering origin-of-life theories

All the essential ingredients to make the DNA and RNA underpinning life on Earth have been discovered in samples collected ...
Scientific American

RNA Might Have Formed Naturally on Early Earth, Seeding Life

How life begins remains an unsolved question. One key component might be RNA, a molecular cousin of DNA found in every form of life on Earth, and now scientists say they have shown how it could have ...