Tuesday, September 15, 2009

Fermi Question and Drake/Sagan/Greenbank Equation

The physics concepts that we learn everyday, no matter what their complexities are, appear in our everyday life. Each concept goes to the next level from every now and then, thus making our knowledge finite. That is why we keep on exploring and discovering from now and then. We do that in order to find the answers to our endless questions. Another is that in fact, every aspect of our life is governed by the different equations that we need to manipulate in order to work out perfectly. Some people just ignore it and take the different things in their life for granted. But some really mind it seriously in order to see what will happen in the following blinks of the eye.

Today, Dr Perry Esguerra had a lecture in our Physics 10 class regarding the Search for Extra-Terrestrial Intelligence. Well, I can really confess now that thank God, I have taken Physics 10 because there yet are too many things for me to know regarding physics. I would also like to take my hat off for Sir Perry for delivering a lecture that really caught the attention not just of physics majors but also of our classmates from other courses.

As Sir Perry told earlier, Fermi question, which aroused from the physicist Enrico Fermi's notion in a lunch in Los Alamos, evolves in every moment that you mention a fact. Surely, it will arouse every now and then since the talk is about the existence of life in places in the universe other than our planet Earth.

As a insight of mine about this thing, Fermi's question is like a question arousing from the mouth of an inquisitive person. It expresses the tendency of mortals, especially the intellectuals, to ask more and more questions because of the eternally-persistent hunger for knowledge. It can be compared to the endless questions that panelists ask when you have a research seminar. Never be surprised the next time you encounter a Fermi question, my friend, especially when it is about the ET. First of all, the human knowledge is ever finite and that is why we crave for anything. Another is that, it is just like you who asks all around to look for something, especially a companion.

The second thing that Sir Perry told our class is the Drake equation. Sometimes, it is called as Sagan equation. Sometimes, Green Bank. But no matter what you call it, it is an equation which shows that the number of possible civilizations in the Milky Way depends on many variables. Such equation of physics and astronomy, as told by Sir Perry, can be comparable with the "date equation" in which a geek, dweeb, dork, nerd, or whatsoever calculates his chances of getting even one date in a party.

Well, in fact, the Drake equation, to add something to what he told in our class, appears in every aspect in our life. It is what we use to see what we are looking for. However, some people, especially those who have little interest for fields like physics and astronomy, do not see that they are using it from time to time to analyze the different things in their life. In fact, each of us may develop our own Drake equation not just in simple dating but even in our own studies and all the things in our life.

So now, there are just two points that develop through Sir Perry's lecture. And those are: 1) be afraid not to keep on asking and 2) be wise enough to know the chances.

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