
20181025: Will We Ever Find Alien Life?
 07:13: ... is often done in terms of the famous Drake equation, which tries to estimate the current number of communicative ...
 09:37: That is perhaps it's one of the biological factors of the Drake equation that keeps the number of aliens low.


20161102: Quantum Vortices and Superconductivity + Drake Equation Challenge Answers
 03:24: ... answer this, you used Frank and Sullivan's modified version of the Drake Equation which says that the number of civilizations that will develop in any ...


20161005: Are We Alone? Galactic Civilization Challenge
 00:11: The famous Drake Equation tries to estimate the number of technological civilizations currently existing in our galaxy.
 02:48: ... being pretty hopeless, some researchers have decided to reframe the Drake equation. ...
 03:03: ... what would that say about the biological and sociological factors in the Drake equation? ...


20150218: Is It Irrational to Believe in Aliens?
 01:15: What I've just described is similar in spirit to what's called the Drake equation.
