The universe is both young and ancient simultaneously due of a phenomenon called gravitational time dilation (GTD). 2 Peter 3:8 is a mathematically accurate equation for GTD. We call it the Donkey's Jawbone.
The Donkey’s Jawbone
The Beginning of the Earth
In order to use seismological data to learn about the structure of the Earth we have to understand the formation of the Earth. In particular the creative act on the 2nd day which was the inception of gravity.
Ethiopia
On a dusty road between Kombolcha and Addis Ababa, Ethiopia, we explained our origin story to our pastor, in which we were like Samson at Lehi: we had to smash mainstream science with a Donkey's jawbone.