Chris turns to longevity doctor Peter Attia to find out how changing his eating habits can help his quest for longevity. Ironically, the answer is to eat no food at all for four long days. If he can bear the hunger, fasting will unlock his body’s own anti-aging powers and give Chris the edge he needs when he tries to hunt for his next meal … by spearfishing off the Great Barrier Reef.

This episode examines the idea of scientific racism, an ideology invented during the 19th century that drew on now discredited practices such as phrenology and provided an ideological justification for racism and slavery. The episode shows how these theories ultimately led to eugenics and Nazi racial policies of the master race.

Isaac and Joey have a superhero for a father. They worship their Dad, Brian Eisch, a decorated, third generation soldier who spends most of their childhood deployed in Afghanistan while other family members care for the boys. When Brian is injured and returns home a different man, all three must reconcile with the aftershocks of war. As Brian fights to retain control of himself and his loved ones, fate continues to challenge his belief in justice and self-determination.
This deeply moving portrait of a family called to serve explores the meaning of sacrifice, the need for purpose, and the challenges of being a father, a soldier and a son.

Fathom is a visual and aural wonder of a documentary that follows researchers working to finally decode the communication of humpback whales. Dr. Ellen Garland and Dr. Michelle Fournet embark on parallel journeys on opposite sides of the world, as they seek to better understand whale culture and communication. The film uniquely reveals a deep commitment and reverence to the scientific process and the universal human need to seek answers about the world around us.
From hypothesis to groundbreaking experiences in the field, 'Fathom' showcases the passion, curiosity, collaboration, perseverance and work it takes for leading scientists to make scientific discoveries.

A portrait of Dr. Anthony Fauci, the public servant, scientist, physician, husband and father whose career spans seven presidents and is bookended by two pandemics: HIV/AIDS, which shaped him, and of course, COVID-19; the latter bringing him countless TV appearances in American homes on an almost daily basis over the course of nearly two years.

The French army stops the German advance at the battle of the Marne, while the Germans halt the Russians at Tannenberg on the eastern front. In France, the warring parties dig themselves in for 4 years in the trenches. Soldiers from the colonies come lend a hand to their colonizers and the war becomes global.