This reality is not generally recognized—that it is impossible to measure the age of something scientifically—impossible. You could only say whether it seemed reasonable, and Kelvin certainly thought so.
The numbers quoted for the age of the earth (or the age of the dinosaurs or the age of a volcano) are the outworking of personal beliefs, made to look authoritative by much technical equipment and complicated calculations. For a start, it agreed with similar calculations of the age of the sun by Hermann von Helmholtz (1821–1894).
In a game, the score is determined, not by impersonal scientific measurement, but by the strength, skill and creativity of the players.
The rules of play are not laws of nature, but arbitrarily agreed by the players, and sometimes changed during play.
Those who think that science has proved the earth is billions of years old should find this book disturbing.
Holmes was just 21 when he published his first uranium-lead result for a rock from Norway ().Thomson [Lord Kelvin] for before the Cambrian formation.” …