The Sky Commodified

Billions of years ago, Venus may have harbored life-giving habitats similar to those on the early Earth. Today, Earth's twin is a planet knocked...

An incredible travel through space and time between the walls of the Paris Observatory, which is celebrating its 350th birthday. Place of discoveries...

European Space Agency astronaut Alexander Gerst and his NASA colleague Reid Wiseman are launched into space from the Baikonur Cosmodrome in...

Are tourists destroying the planet-or saving it? How do travelers change the remote places they visit, and how are they changed? From the Bolivian...

Cave paintings and lunar calendars exist in the caves and remains of prehistoric hunters studied recently. What if Prehistoric Man were clever enough...

At the edge of our solar system supposedly lies an immense planet. Five to ten times the size of the Earth. Several international teams of scientists...

Documentary about the Griffith Observatory, shown at their Leonard Nimoy Event Horizon Theater

Few can resist Venice's magical allure, but with more than 14 million visitors a year, Italy's glorious city of canals faces a number of threats....

Altötting in Bavaria, around 120 km from Regensburg, is a much-visited pilgrimage site. Numerous Catholic pilgrims come here every year. The...

214 million years ago a gigantic meteorite broke up and impacted Earth. 65 million years ago, the impact that killed the dinosaurs occurred where the...

A documentary about German tourists on vacation in Italy and various activities at their Italian vacation destination.