By some estimates, 15 per cent of Americans believe in QAnon, the conspiracy movement connected to the storming of the US Capitol in January this year. QAnon can be all-consuming, ending relationships and splitting families. So what's it like to climb back out of its embrace?

Alex's bible classes started taking over his life — then he discovered who was really running them. Emma's mum went from crystals to a clique that believes in aliens and past lives. And Tim and his dad fell into QAnon together, but what happened when one wanted to leave? We find out how cults and conspiracy theories can isolate you from your family, friends, even flatmates. And we hear what it's like to lose a loved one to a dangerous belief system.

Why do people spread information that isn't true on social media? Especially when they know that's what they're doing?

Equality is for ugly losers. Feminism is cancer. #submissivehousewife. Welcome to the world of tradwives, a movement with two distinct subcultures: one wholesome, one harmful. For many, it's about cooking from scratch, caring for children, and getting back to nature. But there's also an insidious side.

Scrolling #tradwife on social media exposes a loose thread in an otherwise tightly knit image of happy family life. Pull the thread, and ugly things reveal themselves

What do you believe? There’s some very weird stuff out there. From fringe ideas to full-blown conspiracy theories, we dive into the rabbit hole to find out why it’s so human to fall for them. We hear what motivates those who spread misinformation and what is it like for the families when someone they love goes all in on a cult. We meet people who got out of QAnon and learn how to immunise against false information. 

In 1789, a disease tore through Aboriginal communities around Sydney Cove, or Warrane, leaving dead bodies floating in the harbour, and scattered along the shorelines. Some think that this outbreak was a fire that was deliberately lit.

A six-year old boy in Papua New Guinea wakes up one day and is suddenly unable to stand by himself. Less than a year later, children in three other Asia Pacific nations are experiencing the same alarming symptoms. A disease that was eradicated from these countries is back -- and it appears to be spreading.

You’re a doctor faced with a dilemma: your patient isn’t responding to treatment. In fact, they’re getting worse. You run through a list of what might be wrong, but nothing seems to fit. And then suddenly — whatever is wrong appears to be spreading. It’s a race against time, and a medical mystery that only a seasoned disease detective can solve.