In the dawn of the earliest mornings in the life of our planet there arose an idea born at the level of atoms and molecules and single cells, which today we call photosynthesis. It was not an idea in the way we have ideas. It was an action—a sequence of actions, of shifting electrical charges being felt in molecule after molecule—first in one direction, then in another, as the energy from the Sun was integrated into the tiny ‘body’ of a single cell bacterium….

read about photosynthesis and the sun