Area 51 is a highly secretive military base in Nevada that has long been the subject of conspiracy theories about testing alien spacecraft and technology. In reality, it was established in 1955 as a site for testing advanced military aircraft like the U-2 spy plane. While the base's activities remain classified, it is believed to still be used for testing cutting-edge aviation and weapons technologies. Despite attempts to disprove theories of aliens, the base continues to fuel public curiosity about what unknown discoveries and innovations may be taking place within its boundaries.