In our sixth BioLogos videocast, we take a look at the age of the Earth. We explain four methods scientists have used to determine that age: tree ring, lake varve, radiometric, and seafloor spread dating, and also offer some theological insight on how an old earth can fit with the first chapters of Genesis.

When it came time to go to graduate school, one of Owen Gingerich's science professors told him “If you feel a calling to go to astronomy, you should give it a try, because we shouldn’t let atheists take over any particular field.”

In this brief video, Physicist Ard Louis looks at two important aspects of time to consider when reading Genesis 1: chronology and the idea of “deep time”.