Mysterious lights shine out from the edge of space, brighter than a trillion suns. They had to be the brightest objects we've ever seen in the universe, putting out amounts of energy that we couldn't possibly explain. So powerful, they can incinerate planets and rip stars to pieces. These are among the most mysterious and most energetic phenomenon in the universe. They can destroy galaxies, but may also be the key to their survival. These objects are a hotbed of all kinds of crazy physics. These celestial powerhouses are called quasars, and we may owe them our very existence.

Giacomo Casanova has long been hailed as a lustful beast who romped his way around Europe bedding as many women as he could. He lived a life of adventure, comedy and drama and raised questions about human relationships and sexuality that are still relevant today. How has our view of him changed in these modern times? Although this reputation is well-deserved, it doesn't tell the whole story. Casanova was also a talented and charming cheat who consorted with figures across the social spectrum - from prostitutes and pimps, to kings.

This highly controversial documentary explores the relationship between, Spirituality, Religion, and Psychedelics. Lead by 'Zappy' Zapolin, the film explores the many myths about reality, and includes first of its kind interviews with top spiritual gurus, celebrities, and people of all faiths, about this intriguing connection, and their personal experiences with spirituality and transcendence.
Throughout history human beings have searched for gateways to spirituality that have included meditation, prayer, and natural substances. The Judeo Christian religions, Vedic traditions, and Shamanistic rituals, all incorporate techniques focused on transcending. Today scientists are able to measure the effects, real and perceived, on the human brain and mind. By exploring how to use the current knowledge and techniques available to society, we can tap into true spirituality, and awakening.

A bizarre 3,000 year-old gold relic crafted with intricately designed cryptic patterns is believed to form a highly complex celestial code; using advanced imaging technology, experts speculate that it could be an ancient device for predicting the future.
Professor Timothy Koeth at Maryland University received a package containing a curiously heavy two-inch black cube. It comes with a message: "Taken from Germany from the nuclear reactor that Hitler tried to build."

Rivers provide the essentials of life: fresh food and water. They often provide natural highways and enable us to live in just about every environment on Earth. But rivers can also flood, freeze or disappear altogether!Cities - Surviving the Urban Jungle Human Planet joins Sam Niang, a Laotian fisherman, as he walks a high wire strung above the raging Mekong River rapids on an extraordinary commute to work. There's also a look at the remarkable partnership between Samburu tribesmen and wild elephants in their search for water in the dried-out river beds of Northern Kenya. Plus, a father who must take his two children on a six-day trek down a frozen river - the most dangerous school run on Earth, and the ice dam busters of Ottowa with their dynamite solution to a city centre hold-up.

Six videos the Rolling Stones have selected from their files. Including Mick and Keith interviews where they explain why this particular selection.