All 5 genetic letters of DNA and RNA discovered in 4.5B-year-old asteroid

Re:All 5 genetic letters of DNA and RNA discovered in 4.5B-y... by MrBuddyCasino on Thursday November 05, 2026 @07:46AM (#50378456)

I suppose those don’t survive the “earth forming” part?

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Re:All 5 genetic letters of DNA and RNA discovered in 4.5B-y... by Valgrim on Thursday November 05, 2026 @08:37AM (#50378913)

Sure, we previously found all these nucleobases in meteorites like that one: https://en.wikipedia.org/wiki/Murchison_meteorite

The Rugyu sample is interesting because it basically rules out earth contamination

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