: Giorgio Tsoukalos, David Childress, and Michio Kaku .
: You can find full episodes on the official History Channel site or via platforms like Apple TV and Philo . Review of Ancient Aliens S16E07 "Impossible Artifacts"
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 [S16E7] Impossible Artifacts
: Analysis of a 2,000-year-old skull from Peru that lacks a sagittal suture, with DNA testing purportedly showing non-Native American ancestry. Episode Details Original Air Date : February 19, 2021 Run Time : Approximately 42 minutes
: A heavy metal object found 30 feet underground in Transylvania in 1974. It contains a high percentage of aluminum, which was not industrially produced until the 19th century. : Giorgio Tsoukalos, David Childress, and Michio Kaku
: A 19th-century hammer head discovered in 1936 in London, Texas, encased in rock that proponents claim is 140 million years old.
: The episode discusses the modern "Lunar Library" sent to the moon by the Arch Mission Foundation using SpaceX, drawing parallels to the idea that ancient artifacts could contain encrypted synthetic DNA messages. The episode, which first aired on February 19,
: Microscopic copper, tungsten, and molybdenum coils found in the Ural Mountains at depths of over 30 feet, which some argue resemble modern manufactured technology.