Roosevelt Standard | 1932-03-17 | Page 6 | Here's Another Stab at Age of "Mother Earth"

heres another stab at age of mother earth one of the most remarkable discoveries co of recent years Is the radioactive metal uranium which gradually changes into lead says london tit bits the rate at which this process Is carried out is well known and it Is invariable by taking rocks which contain both uranium and lead and finding the proportion of each metal now existing in them the length of time necessary to bring about tile present state of affairs is not lot difficult to calculate such a calculation shows that the eart must st have been solid not far short of two thousand million years ago the paths ot of the earth around th sun and the moon around the aarti are not what they were originally science can reconstruct them anil and discover the time needed to elyj arre them their present shapes d all of these methods show that the age of the earth must be more chaa abu one thousand million years and leg lea than four thousand million yeara yeam we shall then not be far wrong 0 we fix fis the earths birthday at about aboul two thousand million years ago