explores the theory that out-of-place artifacts (Ooparts) found worldwide provide undeniable evidence of ancient extraterrestrial visitations. The episode, which first aired on February 19, 2021 , highlights several specific objects that allegedly defy conventional archaeological timelines. Key Artifacts and Topics Discussed

: Microscopic copper, tungsten, and molybdenum coils found in the Ural Mountains at depths of over 30 feet, which some argue resemble modern manufactured technology.

: A well-crafted blade made from iron with high nickel content, confirmed to be of meteoric origin, which theorists suggest was beyond the manufacturing capabilities of New Kingdom Egyptians.

: Giorgio Tsoukalos, David Childress, and Michio Kaku .