Saturday, August 20, 2011

Dark side of the Universe

Link of article:http://www.sciencenewsforkids.org/2011/04/the-dark-side-of-the-universe/

From this article, I found that the composition of the universe is quite similar to the composition of Earth's atmosphere. The universe is made up of 72% of dark energy, 27% of dark matter and the remaining is ordinary matter, just like earth's atmosphere comprising of 75% nitrogen and 25% oxygen and the remaining is made up of other gases. The amount of dark matter and energy is also similar to ordinary matter as they also have gravity.

This shows how little we know about the universe as we study things that we see most of the time. The universe is so unimaginably vast that we probably will not learn everything in it even if everyone is Albert Einstein. This dark energy and matter can also lead to many think for us to ponder on. Since dark energy and matter exist everywhere, could it be possible that we are also made up of dark matter and if the earth is also made up of dark matter. There is even a possibility that one day we will be able to harness the dark matter and energy and eventually travel long periods in space.

The discovery of dark energy and matter can also lead to many discoveries and let us understand more about our limitless universe. For example, with this discovery, scientist can guess how our universe will end. They are guessing that due to the universe ever expanding, all the gravity of the dark matter and energy will eventually cause the universe to collapse on itself and this theory is called the Big Crunch, much like a star's death.

So little by little, we will get to know more about our universe, although we will not be able to know everything about the universe before it disappears, at least we get to solve some of the fascinating mysteries that the universe holds. The universe, to me, is the final frontier.

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