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2018-10-25: 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.

2016-11-02: 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 ...

2016-10-05: 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? ...

2015-02-18: 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.
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