Sagan Calendar - Universe chronology 3D HD
You don't need to invent the time machine to make sent yourself back in time! "Sagan Calendar" tells about the evolution of the Universe, galaxy formation, the birth of life on Earth.
The app based on the famous book "The Dragons of Eden" by an American astrophysicist and science popularizer Carl Sagan. He created a scale in which the lifetime of the Universe is mapped onto a single year. There are almost 475 years per second at this scale.
By moving along the timeline you will take an extraordinary journey to the past and will see the most remarkable scenes of history of the Universe from the Big Bang to skyscrapers construction!
All the scenes have pictural descriptions; there are a lot of photo, video and 3D materials related to corresponding scenes.