Category Archives: Irish Science History

How Old is the Universe? A Biblical Approach by Irish Archbishop Ireland has a rich history of scientific contributions that have helped shape our understanding of the world around us. You might not have heard of many of them, or you may struggle to name a famous Irish scientist, but don’t worry, as I often publish articles inspired by the work or many Irish Scientists. Let’s talk about one of them. Let’s discuss how old is the Universe. Have you ever looked at the sky and wondered how old is the cosmos? Or when were all the stars, the Sun, the Moon, and all else born? At the present moment As of today, scientists calculated the estimate age of the universe to be around 13.8 billion years old. That is when we believe the Big explosion called the Big Bang happened an the universe came into existence. And this is…

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Credit: Zhang et al. 2022

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What is Time? When Did Time Begin? “A mystery is only a mystery as long as it remains uninvestigated, sir.“ – Data, Star Trek: The Next Generation In everyday life here on Earth, time can be seen as an invisible straight arrow on which we track when events in our lives occur. Our clocks measure how long an event lasts using familiar units like seconds, minutes, and hours. Time vs. Spacetime It’s important to understand that time is viewed differently in science. “What we have to do is treat time as an additional dimension. Space has three dimensions: left-right, up-down, and forward-backward. When we try to add time into space, we create four coordinates and a four-dimensional space.” Why do we treat time as a dimension? When Did Time Begin? No one knows exactly when time began. No scientist found the origins of time. And humans weren’t handed a cosmic…

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