Detectable civilizations in our galaxy 1 (video) | Khan Academy
How Data From The Kepler Space Telescope Is Changing The Drake Equation | by The Physics arXiv Blog | The Physics arXiv Blog | Medium
The Drake Equation Is Broken; Here's How To Fix It
Life in the Universe: An Interdisciplinary Seminar Course
The Drake Equation: What Are the Odds That Aliens Exist? | Discover Magazine
Are we alone in the universe? Revisiting the Drake equation – Exoplanet Exploration: Planets Beyond our Solar System
Drake equation: How the alien formula works, what its variables mean - Business Insider
Scientists use this formula, called the Drake equation, to explore the chance we'll make contact with intelligent aliens | Business Insider
A Lonely Universe? – The Journeying Planetarian
The Drake Equation, Fermi Paradox, and SETI
Alien Hunters, Stop Using the Drake Equation | Space
The search for life beyond Earth - Curious
How many alien civilizations are out there? A new galactic survey holds a clue.
The Drake Equation
The Statistical Drake Equation - ScienceDirect
Which Planets Are Most Likely to Harbor Intelligent Life? | Nat Geo Space
Alien Hunters, Stop Using the Drake Equation | Space
What Are the Odds of Alien Contact? - Issue 80: Aliens - Nautilus
At Last, How Many Alien Civilizations are There? - Astrobiology Magazine
The Drake equation. Understanding the Drake equation | by Jørgen Veisdal | Cantor's Paradise | Medium
Drake's Equation — Shane Delmore
