In 2016, physicist Lawrence Krauss promised, “We’re coming very close” to explaining the origin of life via chemical evolutionary models.
Clearly, the questions he and I have discussed are not only of scientific or academic interest, but instead go to the root of life’s meaning and purpose.
A reader must ask if an RNA molecule could possibly govern chemical reactions, suppress free-riders, support co-operators, and act in its own self-interest.
The most promising candidate for a “natural engine” is proton flows across thermal vents that theoretically could generate high-energy molecules.
Dr. Tyson’s imagination wanders from Enceladus, a moon of Saturn, to the Cambrian explosion.