The Goldilocks Effect
How can humans – tiny specks of transient life that we are – have any significance in a universe so big and so old?
But if the universe were not so vast and so ancient, we would not be here. It has taken 10 billion years for the elements of life to build up in stars.
Many of the ‘constants of nature’, such as the gravitational constant, appear to be extremely finely tuned. Minuscule changes to any of these constants would mean that life could never have developed. …






