Which Planets Are Most Likely to Harbor Intelligent Life? | Nat Geo Space
What is the Fermi Paradox? - ExtremeTech
A First Program – Calculating the Drake Equation
What Are the Odds of Alien Contact? - Issue 80: Aliens - Nautilus
Drake equation: How the alien formula works, what its variables mean - Business Insider
Drake's Equation — Shane Delmore
Scientists use this formula, called the Drake equation, to explore the chance we'll make contact with intelligent aliens | Business Insider
Drake equation - Wikipedia
Choose Your Own Alien Adventure – The Drake Equation Gets Interactive | Smart News | Smithsonian Magazine
The Drake Equation Is Broken; Here's How To Fix It
A First Program – Calculating the Drake Equation
Detectable civilizations in our galaxy 1 (video) | Khan Academy
How Many Aliens Are in the Milky Way? Astronomers Turn to Statistics for Answers - Scientific American
Alien Hunters, Stop Using the Drake Equation | Space
The Statistical Drake Equation - ScienceDirect
Astronomy Lecture Number 27
Introduction - The Drake Equation
How many alien civilizations are out there? A new galactic survey holds a clue.
How Data From The Kepler Space Telescope Is Changing The Drake Equation | by The Physics arXiv Blog | The Physics arXiv Blog | Medium
Life Beyond the Earth
At Last, How Many Alien Civilizations are There? - Astrobiology Magazine
PDF) The Statistical Drake Equation
Detectable civilizations in our galaxy 4 (video) | Khan Academy
Are we alone in the universe? Revisiting the Drake equation – Exoplanet Exploration: Planets Beyond our Solar System
