Cosmic Calendar: History of The Universe In Just 365 days!

The video uses Carl Sagan's cosmic calendar to illustrate the vast timeline of the universe, condensing 13.8 billion years into a single year. Key events include the Big Bang, galaxy formation, the birth of the Milky Way, and the formation of the solar system and Earth. It highlights the evolution of life, from primitive bacteria to multicellular organisms, and the rise and fall of dinosaurs. Human history is depicted as a mere blip, with significant events like the use of tools and the birth of Christ occurring in the final seconds of the cosmic year.

What event marks the beginning of the cosmic calendar?

• The creation of the solar system

• The Big Bang

• The birth of the first galaxies

• The formation of the Milky Way

When did the Milky Way galaxy form on the cosmic calendar?

• January 22nd

• March 16th

• August 28th

• September 6th

What significant development occurred on Earth around September 30th on the cosmic calendar?

• The start of photosynthesis

• The formation of the first galaxies

• The extinction of dinosaurs

• The birth of the Milky Way

Which event is associated with December 30th on the cosmic calendar?

• The formation of the solar system

• The birth of primitive humans

• The extinction of non-avian dinosaurs

• The start of photosynthesis

At what time on December 31st did primitive humans appear on the cosmic calendar?

• 11:59 PM

• 10:00 AM

• 2:24 PM

• 12:00 PM