Gravity is really an unknown force. We can define it as a field of influence, and that it effects the entire existence of the universe. Some people think that gravity consists of particles called gravitons, which travel at the speed of light. The only thing we do know is how gravity operates in different parts of our universe. Without gravity, there would be no space and time. There is a legend that says that Galileo …showed first 75 words of 1265 total…

…showed last 75 words of 1265 total…gravitational waves will let us hear the universe. They will provide us with a new sense, the sense of hearing, with which to explore the universe. Gravity is a very complicated subject, but scientists are learning more and more about it as time goes on. Contributions from people such as Newton and Einstein helped shape the way we see things today. Without them, no telling what kind of misconceptions we all might believe in today.