Facts are the basic units of information and knowledge. A fact is something that is true or real. It can be an observed phenomenon, an experimental result, or a logical truth. In science, facts are often verified by experiments or other forms of observation.
In everyday life, we use facts to make decisions and solve problems. For example, when we buy a car, we consider many factors such as its make, model, price, and safety record. We weigh these facts against our own needs and preferences to decide which car to buy.
Facts are also important in scientific research. Scientists use facts to test hypotheses and develop theories. A theory is a proposed explanation for how something works or why something happens. To be accepted, a theory must be supported by data from many experiments conducted over time by different researchers in different labs around the world. Without facts, scientists would have no way of knowing if their ideas were correct or not.
Facts are essential for progress in all areas of human endeavor. They provide the foundation upon which new knowledge is built and allow us to solve problems more effectively than ever before.