SCIENCE & SCRIPTURE

How Scientific Is Genesis 1? Science, History and Six Days

shajualex · · 16 min read

Here’s a strange fact. The page that many scientists laugh at today is the page that made modern science possible.

For more than 150 years, people have told us science has buried Genesis 1. ‘Six days? A young earth? Light before the sun? Come on.’

But what if the story is the other way round? What if Genesis 1 isn’t the enemy of science, but its mother?

In this post, we shall ask a simple question: is Genesis scientifically accurate? We will look at what Genesis 1 really says, how we should read it, where it fits what scientists see, and where it boldly says ‘no’ to the popular evolution story. By the end, you’ll see that Genesis 1 is the solid ground under the whole house of science.

KEY TERMS IN THIS POST

  • Science: the careful study of the natural world by watching, measuring and testing.
  • Evolution: here, the idea that all living things came from one simple life form over millions of years, by natural processes alone.
  • Deep time: the belief that the earth is about 4.5 billion years old.
  • Young-earth creation: the belief that God made everything in six ordinary days, only thousands of years ago.

First, What Do We Mean by “Scientific”?

The word ‘scientific’ can mean 2 very different things:

  • Written like a science textbook? No. Genesis 1 has no formulae or technical words. God wrote it for farmers and children as well as scholars.
  • True about the real world? Yes. Genesis 1 tells us what actually happened. It makes clear claims about the past that we can compare with what we see today.

Genesis also uses everyday language. Scholars call this phenomenological language, which simply means describing things as they look to us. We still do this. We say ‘the sun rises’, even though we know the earth turns. Nobody calls the weather reporter a liar.

John Calvin, the great Bible teacher of Geneva, saw this nearly 500 years ago. Writing on Genesis 1:16, he said:

‘Moses wrote in a popular style things which, without instruction, all ordinary persons, endued with common sense, are able to understand.’

John Calvin, Commentary on Genesis

Calvin wasn’t saying Genesis is less than true, only that God spoke so everyone could understand.

Is Genesis 1 History or Poetry?

This is the key question. If Genesis 1 is poetry, we can stretch its days into millions of years. If it’s history, we cannot.

Hebrew, the language of the Old Testament, has clear signs of which kind of writing we’re reading:

How to Tell Hebrew History from Hebrew Poetry

FEATUREHEBREW POETRY (Eg PSALMS)HEBREW HISTORY (Eg KINGS)WHAT GENESIS 1 DOES
Story verbs (“and he did… and then he did…”)RareVery commonUses them dozens of times
Parallel lines (the same idea said twice in new words)Very commonRareAlmost none; 1:27 is the one short exception
Numbered order of eventsRareCommon“First day… second day… sixth day”
Result——Reads like history

Hebrew scholar Steven Boyd tested this with statistics in 2005. He compared Genesis 1 with dozens of known history passages and poetry passages. His finding? Genesis 1 sits firmly with history, with a very high level of confidence.

What about the word “day”?

The Hebrew word for ‘day’ is yom. Like the English word, it can sometimes mean a long period (‘in my grandfather’s day’). But in the Old Testament, when yom comes with a number (‘second day’) or with ‘evening and morning’, it always means an ordinary day. Genesis 1 uses both, for every one of the six days:

‘God called the light Day, and the darkness he called Night. And there was evening and there was morning, the first day.’

Genesis 1:5

Louis Berkhof, the Dutch-American theologian whose textbook trained pastors for decades, gave a wise rule:

‘In its primary meaning the word yom denotes a natural day; and it is a good rule in exegesis, not to depart from the primary meaning of a word, unless this is required by the context.’

Louis Berkhof, Systematic Theology

(Exegesis simply means explaining what a Bible passage means.) Nothing in Genesis 1 forces us away from ordinary days. In fact, God Himself settles it in the Ten Commandments, where He bases our working week on His:

‘For in six days the LORD made heaven and earth, the sea, and all that is in them, and rested on the seventh day.’

Exodus 20:11

Even scholars who reject Genesis agree on what it means. James Barr, a famous Oxford professor of Hebrew, did not believe Genesis was true. Yet in a 1984 letter, he wrote he knew of no Hebrew professor at any leading university who doubted that the writer meant six ordinary days.

Edward J Young, who taught the Old Testament at Westminster Theological Seminary, put it plainly: ‘Genesis one is not poetry or saga or myth, but straightforward, trustworthy history.’

Genesis 1: The Soil Science Grew In

Science does not start from nothing. Before a scientist does a single test, he must already believe certain things about the world. Genesis 1 gives every one of them.

What Science Needs, and Where Genesis 1 Gives It

WHAT SCIENCE MUST BELIEVE FIRSTWHY IT MATTERSWHERE GENESIS 1 GIVES IT
The world is real and had a MakerWe can study it as a real thing“God created the heavens and the earth” (1:1)
Nature follows order and patternsTests can be repeated with the same resultsLiving things reproduce “according to their kinds”; lights mark “seasons… days and years” (1:11, 14)
The human mind can understand natureOur thinking can be trustedHumans are made “in the image of God” (1:27)
Nature is not a godWe may study and test it without fearSun and moon are just “lights” God made (1:16)
We should study and use natureIt gives a reason to do science at allGod told humans to “subdue” the earth and “have dominion” (1:28)

Historian Peter Harrison has shown that when Protestants in the 1500s and 1600s began to read Genesis as plain history, rather than as a book of hidden symbols, they also began to read nature as it really is. Johannes Kepler, Robert Boyle and Isaac Newton studied the world because they believed a wise God had made it with order.

Where Genesis 1 Fits What We See

Genesis 1 makes real claims about the world. Here are four that fit well with what scientists observe today:

Genesis 1 and the Evidence

GENESIS 1 SAYSWHAT WE OBSERVEWHY IT MATTERS
“In the beginning” (1:1): the universe had a startFor centuries, many thinkers said the universe was eternal. Modern physics points to a real beginning.Anything that begins to exist needs a cause.
Living things reproduce “according to their kinds” (1:11–25)Dogs vary into many breeds but stay dogs. Many fossil groups appear suddenly and then stay much the same.Change happens within limits, not without limits.
“And God said” (1:3): creation by a wordEvery living cell runs on DNA, a written code packed with information.In all our experience, codes come from minds.
Humans are made in God’s image (1:27)Only humans write books, pray, do maths and ask “why?”Humans are not just clever animals.

KEY TERM: WHAT’S A “KIND”?

A ‘kind’ (Hebrew min) is a family of living things that God created at the start. It is usually bigger than what scientists call a ‘species’. For example, wolves, foxes and pet dogs may all come from one original dog kind. So creationists fully accept that animals change and adapt. What we deny is that one kind can turn into a totally different kind, like a fish into a person.

Where Genesis 1 Says “No” to Evolution

Some Christians try to make peace by stretching each day of Genesis into millions of years. This is called the day-age view. Astronomer Hugh Ross teaches a version of it. Biologist Andrew Parker, who is no creationist, even wrote a book claiming the order of Genesis 1 matches the order of evolution.

It sounds peaceful. But look at the order:

The Order Problem: Genesis 1 vs the Evolution Timeline

WHAT GENESIS 1 SAYS CAME FIRSTWHAT THE STANDARD EVOLUTION TIMELINE SAYS CAME FIRST
The earth (Day 1), then the sun and stars (Day 4)Stars existed for billions of years before the earth
Fruit trees (Day 3), then fish (Day 5)Fish appeared hundreds of millions of years before fruit trees
Birds (Day 5), then land animals and creeping things (Day 6)Reptiles came before birds
Great sea creatures such as whales (Day 5), then land animals (Day 6)Land mammals came before whales

This is no small detail. To fit Genesis to evolution, you must change the order of God’s own words. And when you change the order of a history, it’s no longer that history. Genesis and evolution are 2 different stories.

2 Kinds of Science

KINDS OF SCIENCE

  • Operational science studies how things work today, using tests we can repeat. Examples: how medicine heals, how planes fly. Genesis has no conflict here at all.
  • Historical science (also called origins science) studies past events that nobody watched and nobody can repeat. Examples: how the Grand Canyon formed, where life came from. Here, a person’s starting beliefs shape the answer.

When someone says ‘science proves the earth is 4.5 billion years old’, they’re using historical science. That answer rests on assumptions. One is that rates of change were always slow and steady (scientists call this uniformitarianism). Another is that God never acted in a special way. Change the starting beliefs, and the same rocks can tell a different story.

To be fair, most scientists today accept deep time. But a majority isn’t a proof, and many past majorities in science were wrong. So the real debate isn’t ‘facts versus faith’. It’s one set of beliefs versus another, looking at the very same facts.

What Jesus and the Church Believed

For Christians, the strongest reason to trust Genesis 1 is that Jesus did. Two Bible truths stand out:

  • Jesus put humanity at the beginning. He said: ‘But from the beginning of creation, “God made them male and female.”’ (Mark 10:6). If the earth were 4.5 billion years old, humans would come at the very end, not the beginning.
  • Death came through sin. Paul wrote: ‘sin came into the world through one man, and death through sin’ (Romans 5:12). But the fossil record is full of death, disease and pain. If all that came millions of years before Adam, then God called a world of suffering ‘very good’ (Genesis 1:31), and death is not the enemy the Bible says it is.

Calvin also rejected the idea the 6 days were just a teaching picture. He wrote:

‘Let us rather conclude that God himself took the space of six days, for the purpose of accommodating his works to the capacity of men.’

John Calvin, Commentary on Genesis

Timeline: How Christians Have Read Genesis 1

  • About AD 370: Basil of Caesarea preaches that ‘24 hours fill up the space of one day’.
  • 1530s–1550s: Martin Luther and John Calvin both teach six ordinary days. Calvin writes that ‘little more than five thousand years’ have passed since creation.
  • 1646: The Westminster Confession of Faith says God made the world ‘in the space of six days; and all very good’.
  • 1650: James Ussher, Archbishop of Armagh, dates creation to 4004 BC by adding up Bible dates.
  • 1814: Thomas Chalmers, a Scottish preacher, suggests the ‘gap theory’ to make room for the long ages that geologists were proposing.
  • 1859: Charles Darwin publishes On the Origin of Species.
  • 1958: Meredith Kline argues that the days are a literary pattern, not a timeline.
  • 1961: John Whitcomb and Henry Morris publish The Genesis Flood, starting the modern creation movement.

Notice the pattern. The long-age readings of Genesis arrived after some geologists proposed long ages. They did not come from the text itself.

Hard Questions Answered

  • ‘How could there be light before the sun?’ God does not need the sun to make light. He will light the new creation without it: ‘the city has no need of sun or moon to shine on it, for the glory of God gives it light’ (Revelation 21:23). Calvin saw the lesson clearly: ‘To nothing are we more prone than to tie down the power of God to those instruments the agency of which he employs.’ Genesis also shows the sun, which many ancient people worshipped, as just a lamp God hung in the sky.
  • ‘Isn’t Genesis 1 just a literary framework?’ Kline noticed that Days 1–3 form spaces (sky, sea, land) and Days 4–6 fill them. The pattern is real. But a well-designed house has a pattern too, and it was still built in order.
  • ‘Isn’t Genesis 1 about purpose, not matter?’ John Walton argues that Genesis 1 is about God giving things roles in a cosmic temple, not making physical things. But the Bible says plainly that He made the material world: ‘By faith we understand that the universe was created by the word of God, so that what is seen was not made out of things that are visible’ (Hebrews 11:3).
  • ‘Couldn’t God have used evolution?’ God can do anything He wants. The question is what He says He did. Mixing God with evolution needs death before sin, a different order of creation, and an Adam who was not the first man. Each of these clashes with the text.

So, How Scientific Is Genesis 1?

Genesis 1 isn’t a textbook, but it’s true. It reads like history, its days are ordinary days, it gave science its foundations, and it refuses to bend to the evolution story.

Francis Schaeffer, the Christian thinker who founded L’Abri in Switzerland, loved to say that Genesis happened in real space and real time. He was right. If Genesis 1 is myth, the gospel loses the reason we need saving.

So Genesis 1 doesn’t need science to approve it. Science needs Genesis 1 to make sense. And the God who spoke light into darkness on the first day still does the same in human hearts today:

‘For God, who said, “Let light shine out of darkness,” has shone in our hearts to give the light of the knowledge of the glory of God in the face of Jesus Christ.’

2 Corinthians 4:6

Tough Questions, Honest Answers

Do Genesis 1 and Genesis 2 contradict each other?

No. Genesis 1 gives the big picture of all six days. Genesis 2 zooms in on Day 6 and shows how God made Adam and Eve and placed them in Eden. Genesis 2:4 begins with ‘These are the generations…’, a phrase the book uses again and again to start a closer look. Genesis 2:19 can be read as ‘the LORD God had formed’ the animals, as the ESV translates it, so there is no clash in order. Jesus Himself quoted Genesis 1:27 and 2:24 together as one teaching (Matthew 19:4–5).

How old is the earth according to the Bible?

No single verse gives the earth’s age. But Genesis 5 and 11 list fathers and their ages when their sons were born. When we add these up with other Bible dates, we reach about 6,000 years from creation to today. Some scholars think the lists may have small gaps, but even then the total stays in thousands of years, not millions. James Ussher’s well-known date of 4004 BC came from this kind of careful counting.

What is the gap theory, and is it true?

The gap theory says there is a long gap, perhaps billions of years, between Genesis 1:1 and 1:2, with an earlier world ruined when Satan fell. Thomas Chalmers made it popular in 1814, and the Scofield Reference Bible spread it widely. But ‘without form and void’ describes an earth that is not yet finished, not one that is ruined. Exodus 20:11 says God made the heavens, the earth ‘and all that is in them’ in six days, which leaves no room for an earlier world. The theory also puts death and fossils before Adam’s sin, which Romans 5:12 does not allow.

Did Genesis copy the Babylonian creation story?

Babylonian poem Enuma Elish shares a few details with Genesis, such as dark waters at the start. But the differences are huge. In the Babylonian story, many gods fight, the world is made from a dead goddess’s body, and humans are made as slaves to serve the gods. In Genesis, one God speaks the world into being, and humans are made in His image to rule with Him. Genesis is not a copy but a correction of such myths. Where there are likenesses, they may come from real early events that Genesis records truly and other nations remembered wrongly.

Didn’t Augustine reject literal days?

Augustine, the great North African bishop (354–430), thought God may have created everything in a single moment. Long-age Christians often quote him. But notice that his view went the other way: he thought creation was faster than six days, not slower. He also believed the world was less than 6,000 years old (City of God 12.10). Part of his idea came from a Latin translation of Sirach 18:1 which said God made all things ‘at once’. That is a book outside our Bible, in a translation that missed the original sense.

How can we see distant stars if the universe is young?

Some stars are so far away that their light should take millions or billions of years to reach us. (A light-year is the distance light travels in one year.) Creationist scientists have suggested several answers. Russell Humphreys argues that time can pass at different speeds in different places, as Einstein showed. Jason Lisle argues that we have never measured how fast light travels in just one direction. None of these models is settled yet. But the Big Bang has its own light-travel puzzle, called the ‘horizon problem’, so both sides face a similar question.

Does the Bible teach a flat earth or a solid dome in the sky?

The Hebrew word raqia, which the ESV translates ‘expanse’, comes from a verb meaning ‘to spread out’. Some critics say it means a solid dome. But Genesis 1:20 says birds fly ‘across the expanse of the heavens’, so the word clearly includes the open sky. Phrases like ‘the windows of the heavens’ are picture language, just as we say ‘the heavens opened’ for heavy rain. And the idea that Christians in the Middle Ages believed in a flat earth is itself a modern myth. Educated Christians knew the earth was round.

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