Our energy system is on the threshold of a fundamental change. 50 years ago the foundations of our current energy supply were laid and now the time has come to set the course for the next 50 years.
Video surveillance everywhere, the possibility to tap telephones and mobiles as well as to monitor internet traffic: what George Orwell foretold in his grim futuristic novel of 1949 has today, at least in part, become reality.
There is no doubt that light is of outmost importance for our wellbeing, health and security.
Water: just a liquid or much more? New analyses of this life giving substance have caused a sensation around the world.
Space: for thousands of years it has exerted a powerful attraction on humankind.
It is the world's largest machine and consumes the same amount of electricity as a medium-sized town: the particle accelerator that the CERN European research centre for particle physics has built near Geneva is big in every respect.
How does the Vatican actually work? What is everyday life like, in the smallest, but nevertheless most fascinating state of the world?
It was 400 years ago that Galileo Galilei opened the window to the skies with a telescope.
It has become something of a cliché nowadays to describe the Vatican as a state exclusively for priests and men.
There is one creature that haunts our imagination more than any other: the villain of all good fairytales and a source of children's nightmares. Fear of the wolf has given it almost mythical status.
This is the story of an incredible place where predators thrive, in particular, where the apex predators of the river meet the most powerful predators of the ocean. Kosi Bay is a beautiful estuarine system in Southern Africa.
This multi- award winning film documents the life of the most elusive of cats, the royal Bengal, or 'swamp tigers' of the Sundarbans.
Millions of years ago, the area was a massive freshwater lake, but today the Okavango Delta is a unique system of islands and waterways. Such a remarkable kingdom needs a ruler. Enter the lion.
An amazing account of biologist Mark Marks' adventure to document his remarkable research, which is changing the way we view these giants of the sea.
Deep down in the catacombs of Palermo more than one thousand mummies are embedded below a Capuchin cloister: The greatest accumulation of preserved bodies worldwide. They lie in alcoves, rest in open or closed coffins or hang on the walls.