Histoire des mesures de la vitesse de la lumière

About Adolf Hitler's time in Germany. On January 30, 1933, Adolf Hitler was appointed Chancellor of Germany and his tenure in power lasted for more than twelve years. It began with a standing ovation and ended after a world war in which 50 million people were killed.

How the constitution of the largest Democratic Republic in the world was created.

The naturalist visits uncharted territory in pursuit of new discoveries. Steve Backshall takes on physical challenges, encounters extraordinary wildlife and meets remarkable people.

The year 2024 is the 10th year of the Grand Canal's successful application for World Heritage. In order to spread the pulse of the times when the thousand-year-old Grand Canal flows to the current day, and polish the Chinese cultural card, "The Grand Canal" opens a new chapter of documentary on the Grand Canal. The scholars from various fields and young talent representatives organize into a "Canal Visiting Group" and embark on a journey along the Canal, and each episode will bring them together in a city along the Canal. Through in-depth field visits, "Shining Night" with local characteristics, and in-depth chats about the "Opening of the Canal", the "Canal Visiting Group" will lead the audience to experience the blending of the Canal's history and modernity, and present the long-standing and well-established cultural essence of the Canal to everyone.

Professor Brian Cox asks the biggest questions we can ask. Are we alone? Why are we here? What is our future? Join him in a stunning celebration of human life as he explores our origins, our place and our destiny in the universe.

How To Survive the End of the World examines terrifying and scientifically plausible doomsday scenarios by exploring distinct, world-threatening events and the methods by which humanity would fight to survive against grim odds.

Carla Hall travels around the world to track down the unexpected lineage and international origins of America's favorite dishes.

The stories behind innovations such as TV, radio, phones, airplanes, motorcycles and power tools as well as the inventors including Nikola Tesla, William Harley, Alexander Graham Bell, Duncan Black and Alonzo Decker.

What it felt like to live through the collapse of communism and democracy. A series of films by Adam Curtis.

Art and culture define us - but in an age of change, who are we now? In divided times, Simon Schama asks whether art, music and words can be the threads that bind us together.

While the terms "quantum physics" and "Theory of Relativity" are used casually every day, not many people know what they really mean. Yet these theories have had a profound impact not only on science and technology, but also on our world view. This intriguing 6-part documentary series explores the concepts of physics from familiar theories, such as Newton's Law of Gravity, to the latest in scientific research, like string theory and M-theory. By connecting all of this research with the medium of light, we can gain a deeper understanding not only of our immediate reality, but of the unseen realities that are hidden beyond our perception. Starting with Einstein's Theory of Relativity, Physics of Light explores the true nature of light, peers inside the atom, and looks ahead to the most cutting edge theories in physics.

MythBusters is a science entertainment television program created and produced by Australia's Beyond Television Productions for the Discovery Channel. The show's hosts, special effects experts Adam Savage and Jamie Hyneman, use elements of the scientific method to test the validity of rumors, myths, movie scenes, adages, Internet videos, and news stories.

Carl Sagan covers a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe.

Mankind The Story of All of Us is an epic 12-hour television event about the greatest adventure of all time—the history of the human race. It takes 10 billion years for the ideal planet to form and 3 billion more for the right conditions to emerge before it finally happens: mankind begins. From there unfolds a fast-paced story told here through key turning points—stepping stones in our journey from hunter-gatherer to global citizen. It’s a tale of connections—why some ideas take hold and spread around the globe, and how the lives of people in one part of the world are shaped by events in another.

Tout s'explique

From the biology of attraction to the history of birth control, explore the ins and outs of sex in this entertaining and enlightening series.

From wagon trains crossing the untamed frontier to man's first steps on the moon, this series offers a compelling look at the people, inventions and events that helped forge the United States of America.

The rise of Stalin, from his early beginning as a bankrobber to the cold-blooded leader of the Soviet Union.

Vera Atkins' files were kept sealed until after she died, but the story of the female spies and the spy-mistress who led them, which has remained secret for over 50 years, can now be revealed.

Svenska dialektmysterier was a Swedish television series about Swedish dialects. It was hosted by Fredrik Lindström and produced by Marcos Hellberg and broadcast on SVT2 in January–March 2006. The programme can be seen as a continuation of Värsta språket, another series hosted by Lindström. It won the television award Kristallen in the infotainment category.