High redshifts refer to astronomical objects that are located at very large distances from Earth, resulting in their light being redshifted to longer wavelengths. This phenomenon occurs due to the expansion of the universe, causing light from distant objects to be stretched as it travels through space. Studying high redshift objects, such as galaxies, quasars, and supernovae, can provide valuable insights into the early stages of the universe, as these objects are observed as they were billions of years ago. By studying high redshifts, astronomers can gain a better understanding of the formation and evolution of galaxies, the intergalactic medium, and the overall structure of the universe. Additionally, high redshift objects can also help astronomers probe the physics of the early universe, including the nature of dark matter and dark energy, the formation of the first stars and galaxies, and the processes that led to the reionization of the universe. This research area is important for advancing our understanding of the universe's history and evolution.