The Earth, our home planet, was “born” some 4.5 billion years ago. Vol-canic and hot, the planet was rotating and cooling. In volcanic eruptions, gases such as CO2, CO, NOx and water vapour were released. Additionally, some atmospheric components including water (vapour) came from the Earth’s bombardment by meteors and comets. After a solid surface was formed whose temperature cooled down…
The point, line, plane and solid objects represent the first three dimensions, but a kind of reversal of space is involved in the ascent to a fourth dimension. Steiner leads us to the brink of this new perspective—as nearly as it can be done with words, diagrams, analogies, and examples of many kinds. In doing so, he continues his lifelong project of demonstrating that our objective, everyday…