How Old is the Earth? Science and Creation.
Chris Cahill · 6 min read · First published 2024-04-30
People can share faith in a Creator and still read Genesis differently. Here we explore one way of bringing the biblical account and questions from science into conversation.
The account of God's creation of the world in the Bible has been a foundational belief for believers for centuries. In recent times, scientific discoveries have provided insights into the origins of the universe and life. Here we explore the compatibility between the biblical narrative of creation and scientific understanding, highlighting areas of harmony and reconciliation.
In the Beginning
Let's take a journey back to the beginning of time, where God's Creation in Scripture is revealed to us. The Genesis Creation Narrative is a powerful account of how God created the heavens and the earth. It all began with a single verse, "In the beginning, God created the heavens and the earth," which sets the stage for the entire narrative. This verse establishes God as the Creator of all things, and the narrative unfolds over six days, with each day bringing forth a new aspect of the world.
On the first day, God created light and darkness, separating them to create day and night. On the second day, God created the sky and waters, separating them to create a vault between them. On the third day, God created land, seas, and vegetation, bringing forth dry ground and gathering the waters to create seas. On the fourth day, God created the sun, moon, and stars, which serve as signs to mark sacred times, days, and years. On the fifth day, God created birds and sea creatures, filling the waters with living creatures and the skies with winged birds. On the sixth day, God created land animals, and humanity, making mankind in His image and likeness.
The Genesis Creation Narrative concludes with the role of humanity as stewards of God's creation. We are called to rule over the fish in the sea, the birds in the sky, the livestock, and all the wild animals. This passage highlights the unique role of humanity as bearers of God's image and stewards of the world, with the responsibility to care for and govern the earth.
We can keep seeking understanding with humility. Take time with the sources, hold a different view fairly, and let wonder remain part of the conversation.
The Big Bang and creation: one Christian reading
The Big Bang Theory is a fascinating scientific model that explains the origin and evolution of the universe. It takes us back to a time when the universe was just a tiny, dense point of infinite density and temperature. But did you know that this secular explanation can also be viewed in a way that is compatible with the idea of God initiating creation ex nihilo?
Yes, you read that right! The concept of creation ex nihilo asserts that God brought the universe into existence from nothing. And when we look at the Big Bang theory through this lens, we can see how these two concepts can be understood harmoniously.
The Big Bang model describes an early hot, dense universe and its expansion. Christians may consider how that model relates to creation from nothing, while recognizing that cosmology does not establish that theological claim.
Secondly, the scientific explanation for the Big Bang might not look at what caused the singularity to expand and initiate the universe's formation. This is where the concept of God's creative act comes into play. God's initiation of the universe could be seen as the catalyst that triggered the explosion, setting in motion the expansion and evolution of the cosmos.
An initial singularity arises when some classical models are traced backward beyond where they reliably describe physical conditions. Reading a beginning as God’s act is a theological interpretation.
The cause and earliest conditions of cosmic expansion remain questions for investigation. Christians may understand creation as God’s act without describing the Big Bang as an explosion into surrounding space.
In summary, the compatibility between the Big Bang theory and the notion of God initiating creation ex nihilo allows for a harmonious perspective that combines scientific understanding and religious belief. This perspective encourages a nuanced exploration of the mysteries of the universe while acknowledging the potential divine source that set the cosmos in motion. So, let's keep exploring and discovering the wonders of the universe, with both faith and reason guiding us along the way.
Reconciliation of Time and Divinity:
Here’s a question; “Approximately how old were Adam and Eve when they were created?” I am not sure exactly, but they were young adults, not infants needing parents to care for them. So, that begs the next question. Is it possible that the Earth could have been created already matured to certain point as well? That could harmonize a 6,000-year-old earth with the scientific claim of a 4-billion-year-old earth. (That number has changed multiple times throughout recorded history.)
However you take that concept, one of the most intriguing aspects of the creation narrative is the concept of time. The flexibility of time in the creation narrative allows for a variety of interpretations, which has led to the coexistence of different viewpoints regarding the age of the Earth. Specifically, the old-earth theory and the young-earth theory.
Genesis does not state Adam and Eve’s ages. Some readers ask whether creation could include an appearance of maturity. That theological proposal should be distinguished from the scientific estimate that Earth is about 4.54 billion years old.
On the other hand, the young earth theory asserts that the "days" of creation are indeed 24-hour periods, leading to the belief that the Earth is relatively young, around 6,000 to 10,000 years old. This theory often argues that when the earth was created, it was made dated. In other words, things were made in a "used" condition. For example, the Grand Canyon was designed to be alread carved away, rather than requiring massive amounts of time to form.
Some old-earth Christians read the creation days as long periods; others interpret them through different literary or theological frameworks. An old Earth does not depend on a single reading of the word “day.”
Young-earth Christians commonly read the creation days as ordinary days and infer a much shorter chronology. Some appeal to an appearance of maturity; others propose rapid geological processes. These interpretations differ from the scientific age estimate.

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We can keep asking without turning the person across from us into an opponent. May wisdom deepen our attention, grace soften our conversation, and shared curiosity make room for understanding.
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