Types of cosmic civilizations
All civilizations in the universe are categorized into three stages based on their energy usage.
How close is our civilization to others in the universe? 🌍
Where is everybody?
The Fermi Paradox: The Mystery of the Silent Universe
Drake Equation: The Number of Alien Civilizations
The Drake Equation is a mathematical method scientists use to estimate how many advanced extraterrestrial civilizations might exist in our Milky Way galaxy.
Could they contact us? 🚀🌍