Here's the History Channel's description of the episode:
Season 12, Episode 2 titled “Forged by the Gods” and airing May 5, 2017, ‘Artificial metallic objects dating back hundreds of thousands of years. New discoveries of metals once thought to be mythological. Mysterious metal spheres defying the laws of physics. Could these out of place artifacts be physical evidence of extraterrestrials visiting planet Earth in the distant past, leaving behind remnants of their technology?...investigative journalist, Linda Moulton Howe, travels to Jacksonville, Florida to uncover the secrets of a strange metallic sphere that fell from the sky and garnered the attention of the U.S. Navy. Might evidence of our extraterrestrial past be found in these mysterious and ancient metal objects?'
Wow! It's been over 40 years since my encounter with the Betz Ball. Amazing that there is still interest in it. Just goes to show that people are always interested in the unexplained.