amino acids
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Did Life Begin Here at All?
On panspermia, deep time, and the limits of what we can know Article 3 of a series: Dialogues with Claude.ai Before asking where the porphyrin ring came from, it is worth pausing to appreciate how many of life’s most consequential transitions it has been present for. It was there in the earliest anaerobic prokaryotes, driving… Continue reading
amino acids, Chandra Wickramasinghe, chirality, dark energy, dark matter, David Bohm, directed panspermia, DNA, Francis Crick, Fred Hoyle, implicate order, island of stability, Leslie Orgel, lithopanspermia, Mendeleyev, Murchison meteorite, panspermia, periodic table, prebiotic chemistry, ribozymes, RNA, stellar nucleosynthesis
I began my journey in 1937, in San Francisco. I completed my formal education in 1965 and have continued educating myself — through fully living, extensive reading and travel, and decades of writing, including in several blogs.
In May 2025 I issued what I call my Final Report — a summary of what I had learned, and expected that it would be the end of my public writing.
Since then, I began querying several online AI services on topics under the rubric “Life, the Universe and Everything” — with acknowledgment to Douglas Adams for the phrase. I settled on Claude.ai as my preferred interlocutor for wide-ranging conversations on quantum mechanics, consciousness, the origins and development of life, and more. This blog is the result.
Ron Pavellas — Stockholm, Sweden
Dialogues with Claude 