What on Earth? Season 6 Episode 4 - Aliens of the Infinity War

Airdate: 2019-Jun-27

Episode summary:

When a strange pattern appears in a field, experts wonder if its an extraterrestrial response to a message sent to an alien star cluster in 1974, and using cutting-edge science, they uncover its true meaning.

About What on Earth? series:

What on Earth? is a documentary series using satellite images of strange geological occurrences and man-made structures on Earth to examine such ma...Show more >