The cosmic calendar visualises the chronology of the universe, scaling approximately 13.8 billion years into one single year for perspective. New Cosmos: Possible Worlds starts this Sunday at 7pm on National Geographic UK 📺 | National Geographic UK

22K views · 446 reactions | Cosmic inflation is a BIG deal  Particle physicist Harry Cliff tells us how the Universe expanded exponentially quickly, swelling in size by a factor of a trillion trillion. | Royal Institution of Great Britain | Facebook

2.4K views · 74 reactions | The Big Bang was a tremendous theory, but it had a few problems. In 1980 Alan Guth developed the revolutionary theory of cosmic inflation, and astronomers have been looking for evidence to this day. https://www.universetoday.com/135791 | Universe Today | Facebook