16 Scientific Facts Mentioned In The Bible Before Scientists Discovered Them

Evidence strongly supports the existence of the God described in the Bible. The Bible’s scientific knowledge, predating its formal discovery, is compelling. It suggests divine inspiration or exceptionally knowledgeable authors guided by faith.

Despite being ancient, the Bible aligns remarkably well with scientific truths.

Here are a few scientific facts mentioned in the Bible. They were discovered through scientific inquiry between 2000 and 3500 years later.

The Shape of the Earth

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Isaiah 40:22 in the Bible says, “He sits enthroned above the circle of the earth, and its people are like grasshoppers.” Imagine this: He stretches out the heavens like a canopy and spreads them like a tent to live in. This came before any other ideas about the shape of the Earth.

The Earth Is Hanging Out In Space

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It’s interesting to see how Job 26:7 depicts Earth differently from ancient cosmologies. It was believed that pillars or animals supported Earth. However, his verse presents a different perspective. It says that the Earth is hanging on nothing.

This demonstrates an understanding of how Earth fits into the vastness of space. The idea goes way back to before modern discoveries. Scientists started believing Earth was floating in space in the 18th century.

Countless Stars

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The Bible was the first to mention that the number of stars is countless. According to Heart Publications, the Bible says there are too many stars to count. Modern astronomy confirms this, although people believed there was a fixed number of stars in ancient times.

Moving Light

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Job 38:19–20 describes light as moving. This aligns with modern theory, which tells us about the speed of light. It differs from the ancient belief that light was stationary. Modern physics has confirmed that light travels at a finite speed. It’s pretty fascinating because this aligns with what the Bible states.

Air Has Weight

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Back in the day, people thought that air had no weight. Galileo Galilei challenged this assumption through a clever experiment. However, even before Galileo, the Book of Job already mentioned that God controls the wind and measures the waters. Thanks to modern technology, we know the atmosphere has pressure and weight.

The Hydrological Cycle

Gulf coast beach in Ocean Springs, Mississippi.
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Ecclesiastes 1:7 and Isaiah 55:10 discuss the water cycle. It’s fascinating how they described it, even though science fully grasped the concept much later, in the 17th century. The hydrological cycle is all about evaporation, cloud formation, and precipitation.

Ocean currents

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The Psalms talk about movements and paths in the sea that match up with what science has found about ocean currents. Matthew Maury, the father of oceanography, found inspiration in the Bible’s teachings about the sea. He utilized these references to map ocean currents effectively.

Importance of Handwashing

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The Bible mentions that it’s important to wash your hands after coming into contact with the dead. This happened long before anyone knew about germs. In the 19th century, Ignaz Semmelweis made a groundbreaking discovery about germs. He found that when staff washed their hands, there were fewer patient deaths. This finding had a significant impact on healthcare.

Disposal of Waste Properly

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Deuteronomy 23:12–13 says that when it comes to waste disposal, it’s important to keep it away from where people live. Ancient cities didn’t always follow this practice, but science has promoted it. Modern sanitation practices signify the importance of waste management in maintaining good health.

Connection Between Nutrition and Health

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According to Tomorrow’s World, the Bible had some dietary laws. God revealed great principles that would safeguard the environment. They would also provide safe and wholesome food.

Additionally, they would stop the spread of disease among those who followed them. This occurred long before humans understood the intricacies of microbes, parasites, or global ecology.

Circumcision on the eighth day

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According to Leviticus 12:3, circumcisions should take place on the eighth day. Modern science reveals that blood clotting can occur in newborn babies. This is because vitamin K is at its peak on the 8th day.

Timing it this way helps with healing and reduces the risk of bleeding. The Bible’s precise timing shows how well it understood infant health.

Connection Between Emotional Health and Physical Well-Being

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Proverbs 17:22 connects joy and a good heart to health. Interestingly, this ancient wisdom tells us the difference between mental and physical well-being. The Bible has recognized the link between emotional and physical well-being for centuries.


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According to the Bible, God established the laws of physics, which enable our universe to operate and support life on Earth. Let’s take a look at Job 38:31–33. It’s interesting how the Bible mentions creating a world where humans can live and how this relates to gravitational fields. This is in the statement about what scientists know about gravity. “He hangs the earth on nothing.”

Importance of Sanitation

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Leviticus and Deuteronomy contain some interesting laws about cleanliness. These laws reveal some pretty advanced sanitation systems. These laws were all about keeping things clean and taking care of the places where people lived. Sanitation was crucial for the well-being and longevity of the people in Israel.

The Concept of Conserving Mass and Energy

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Ecclesiastes 1:9 touches on principles similar to the modern law of conservation of mass and energy. These verses imply that the sun doesn’t generate anything new, aligning with modern science’s idea that energy and mass are conserved in closed systems.

Genetics and Heredity

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In Genesis 30, it’s fascinating how Jacob discovered a clever way to breed animals with different patterns. This shows that even back then, people had a good grasp of how selective breeding works. Jacob figured out how animals pass on their traits. This approach to genetics was all about observing and using the environment to understand how breeding patterns work.

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