"Join Todd Sampson as he tackles some of the biggest challenges of his life using science as his guide. Will Todd be able to survive a round in a cage fight with only two weeks of training?"

"Join Todd Sampson as he tackles some of the biggest challenges of his life using science as his guide. In this episode, Todd joins a traditional African nomadic tribe to live as a hunter-gatherer."

"Join Todd Sampson as he tackles some of the biggest challenges of his life using science as his guide. In this episode, Todd joins a combat course with a platoon of soliders in the Amazon rainforest."

"Join Todd Sampson as he tackles some of the biggest challenges of his life using science as his guide. In this episode, Todd travels to the Himalayas to work with Sherpas 6,000m above sea level."

"Join Todd Sampson as he tackles some of the biggest challenges of his life using science as his guide. In this episode, Todd spends a week in a Bollywood stunt gym before shooting his own sequence."

"Join Todd Sampson as he tackles some of the biggest challenges of his life using science as his guide. In this episode, Todd learns the traditional methods of freedive fishing from the Bajau people."

"Todd Sampson travels to India to live with holy men called sadhus, to uncover the reasons why they worship pain and endurance as part of their religion."

"Todd Sampson heads to Iraq, joining an Iraqi shock troop in the Islamic State strong hold of Mosul. Overcoming his own fear, Todd heads out on a mission to clear buildings of the enemy and explosives."