The use of radiometric dating was first published in 1907 by Bertram Boltwood and is now the principal source of information about the absolute age of rocks and.
Ukuqomisana kweRadiometric kwashicilelwa okokuqala ngonyaka we-1907 nguBertran Boltwood futhi namuhla kungumthombo omkhulu wolwazi mayelana neminyaka yamatshe, noma iplanethi yoMhlaba uqobo.