August 1, 1949
1 min read
Radioactivity and Time
The regular decay of radioactive isotopes provides evidence of the age of Egyptian tombs, Pleistocene sediments, pre-Cambrian rocks and the earth itself
00
August 1, 1949
1 min read
Radioactivity and Time
The regular decay of radioactive isotopes provides evidence of the age of Egyptian tombs, Pleistocene sediments, pre-Cambrian rocks and the earth itself