The last two building blocks of DNA have been found in meteorites by the Japanese scientists User Zerkezhi, in the The Bobiverse subreddit, 10 May 2022
The last two building blocks of DNA have been found in meteorites by the Japanese scientists User worldnewsbot, in the News From Around The World subreddit, 10 May 2022
The last two building blocks of DNA have been found in meteorites by the Japanese scientists User Agha_shadi, in the Reddit Science subreddit, 09 May 2022
"Identifying the wide diversity of extraterrestrial purine and pyrimidine nucleobases in carbonaceous meteorites", Oba et al 2022 User gwern, in the genomics subreddit, 26 Apr 2022