As man moves to colonize the cosmos, the realities of sexual relationships and reproduction need to be addressed. Probe the physiological, psychological and cultural challenges of sex in space.

Putin's new law that forbids 'propaganda of non-traditional sexual relations to minors' hits millions of gay/lesbian youngsters in Russia. Parents and friends of gay kids now are obliged to tell them they are sick, sinful and abnormal. These teens have no forum, find no help in Russia, you won't even find them on the internet: Error 404. For the first time, the bravest of them turn to the camera in the new film of 'Winter Go Away'

Technology is opening up new possibilities for physical, sexual and romantic relationships with astonishing speed. But is seeking human connection virtually a positive step forward or are we stunting our intimate lives? In the first episode of this series, meet a cyber BDSM couple who use tracking technology to fulfill their master slave relationship; an eligible bachelor in Japan who has fallen in love with a virtual girlfriend; and a revenge porn victim whose life was upended when her private naked photos were published online.

It's Valentine's Day and Maddi steps out on her first ever date with a romantic man. Kelvin works with a relationship specialist and puts his dating skills to the test. Michael is overwhelmed when he meets the woman of his dreams.

Boy or girl? It’s the eternal question. But that question may have more than two answers. Science reveals the line between male and female is blurred. And the battle of the sexes is happening deep within our cells. Are there more than two sexes?

The Internet enables us to connect with people, images and information in ways that were unimaginable 30 years ago. But with every click we are re-wiring the physical structure of our brains. Are we evolving or actively de-evolving down a dopamine-laced click-hole? In this episode meet a 17-year-old boy struggling with an addiction to online pornography; autistic technologists in Silicon Valley who are turning their genetic variation to an advantage; plus, Nootropics, a class of cognition-enhancing supplements that claims to rewire the brain.