Dark matter is a mysterious substance that exists in the depths of the universe and does not interact with any matter. However, it has a strange property that can affect the formation and evolution of galaxies. In the past, scientists had been unable to explain the existence and nature of dark matter until 2009, when a physicist named Alvin Chalemet proposed a new theory that " dark matter is a non-material particle." This theory attracted widespread attention and discussion in the scientific community. According to Alvin Chalemet's theory, dark matter was not a static entity but a matter that moved at a very high speed in the universe. Its existence and properties could be confirmed by observing gravitational waves in the universe. This discovery provided scientists with a new way to study the universe and also aroused people's interest and exploration of dark matter. In the movie " Dark Matter," a physicist named Alan Chalemet proposed a new theory that dark matter was a non-material particle. This theory attracted widespread attention and discussion in the scientific community. In the process of exploring dark matter, Alan faced doubts and objections from his peers, family and friends, but he still firmly continued his work and finally successfully proved the validity of this theory. Dark Matter was a sci-fi film about the exploration of dark matter. Through a fictional story, it showed the audience the exploration and challenges of scientists in the field of dark matter.