The element phosphorus, on which life heavily depends for its codes and metabolic processes, is a limiting factor for complex beings on habitable planets.
It’s intriguing that life as we know it depends on a seemingly un-natural distribution of minerals.
To complete the argument for prior fitness of the elements for our Privileged Species, we must deal with the availability of another essential element.
Jupiter’s moon Europa, somewhat smaller than Earth’s moon, may have surface water and organic chemicals, researchers say.
Can we explain human technology merely by supernova explosions and blind chance? In rare earth elements, we find hints of a better explanation.