How old is the Earth? 4.5 billion years? or more like thousands of years... Geologists Dr. Andrew Snelling discusses how scientists use radiometric dating and carbon-14 dating to determine the ages of things, and the assumptions that are used in those scientific calculations.
Does Radioisotope Dating Prove that the Earth is Old? - Is Genesis History
How Can Carbon-14 Be Evidence for a Young Earth? - Is Genesis History