Playing with Nuclear Fire' - In March 2011, the Tohoku earthquake in Japan created a tsunami that killed some 16,000 people and crippled the Fukushima Daiichi nuclear power plant. In the aftermath, the government and TEPCO, the plant's operator, withheld information about the extent of the damage. Three years later, citizens and the international community are left wondering if Japan really does have the situation under control, as the government is insisting, or if the danger is far greater than anyone is willing to admit. 'No Man Left Behind' - It's estimated that over a quarter million vets from recent wars have sought treatment for PTSD. Despite these statistics, veterans often face an uphill battle to get treatment, receiving inadequate attention and, most dangerously, overprescribed narcotics and other pharmaceuticals. Ryan Duffy meets veterans struggling with mental illness and addiction.

The story of the British Library's Royal Manuscripts collection reaches its end with the last great flowering of illumination, in the magnificent courts of the Tudors. Dr Janina Ramirez investigates astrological texts created for Henry VII, and unwraps his will - still in its original, extravagantly-decorated velvet and gold cover. She hears music written for Henry VIII, which went unperformed for centuries; and reads love notes between the king and Anne Boleyn, written in the margins of a prayer book. Nina also visits Bruges, the source of many of the greatest manuscripts, where this medieval art form collided with the artistic innovations of the Renaissance.

In the fourth episode of the series, Commodus defeats his sister's coup but withdraws from governing, allowing others to amass power while he engages in an affair and banishes his wife.

The Series 'In Search of' conducted investigations into the controversial, paranormal and mysterious. The producer's purpose is to suggest some possible explanations, but not necessarily the only ones, to the mysteries examined. The 2018 revival is presented by Zachary Quinto.
In this episode, Zach wants to understand how a person can be superhuman. He meets a man who bent the metal frame of a car door with his bare hands in a moment of crisis; a man who can feel no pain; and a Shaolin warrior monk, who teaches him how to harness superhuman powers of his own.

Jeffrey Epstein brokers a plea deal that's unprecedented in its leniency, and a survivor opens up about the horrors she endured on his private island. Epstein Jeffrey shared his island with a lot of powerful and well-known figures, both politically and financially.

In the last episode of the series, Freeman examines different faiths' views on miracles, meeting a man who survived falling 47 storeys and a cancer patient who believes his illness can be cured by prayer.