Scientific discoveries are breakthroughs that enhance our understanding of the natural world. These findings can range from the discovery of new elements, like oxygen, to the development of theories, such as Einstein's theory of relativity. Each discovery builds on previous knowledge, leading to advancements in technology and medicine. Many scientific discoveries have transformed society. For instance, the invention of the telephone revolutionized communication, while the discovery of penicillin paved the way for modern antibiotics. These milestones illustrate how scientific inquiry can lead to practical applications that improve our daily lives and overall health.