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Christoph Pehofer took a nine-month journey through North America and Asia. Staying in hostels was a rare alternative. What he did instead was sleeping in complete strangers' living rooms - Couchsurfing is the concept behind this. The world seems to separate people more than connecting them. A private couch shows a place of approach and strangers becoming friends. Therefore, th...。Two-part documentary which deals with two of the deepest questions there are - what is everything, and what is nothing? In two epic, surreal and mind-expanding films, Professor Jim Al-Khalili searches for an answer to these questions as he explores the true size and shape of the universe and delves into the amazing science behind apparent nothingness. The first part, Everything...。