Scientific consensus currently holds that the Earth is a 4.5 billion-year-old planet in a 13.8 billion-year-old universe. But how do we know? Why do religious models of a much younger (or older) Earth fail to pass the baloney test? In this two-part Stuff to Blow Your Mind exploration, Robert Lamb and Joe McCormick explore the answers.
Age of the Earth, Part 2 (forthcoming)