A collection of written works that utilize creativity and imagination to tell stories or create imaginary characters, settings, or events. These books often explore scientific concepts, either in a realistic or fantastical context. They may also delve into the life stories of real or fictional individuals, offering detailed accounts of their lives, achievements, and personal experiences. This category encompasses both the entirety of a person's life as chronicled in biographies and specific, significant events or periods as portrayed in autobiographies.