12 DEC 2011 by ideonexus

 Human Behavior is Dictated by Laws of Nature, but Too Com...

While conceding that human behavior is indeed determined by the laws of nature, it also seems reasonable to conclude that the outcome is determined in such a complicated way and with so many variables as to make it impossible in practice to predict. For that one would need a knowledge of the initial state of each of the thousand trillion trillion molecules in the human body and to solve something like that number of equations. That would take a few billion years, which would be a bit late to ...
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So the hypothesis that we have freewill is convenient, and the Economic model that we act in our best interests helpful, but not always correct.

05 OCT 2011 by ideonexus

 The Waste of the Shuttle External Tanks

But to grasp just how far our current mindset is from being able to attempt innovation on such a scale, consider the fate of the space shuttle’s external tanks [ETs]. Dwarfing the vehicle itself, the ET was the largest and most prominent feature of the space shuttle as it stood on the pad. It remained attached to the shuttle—or perhaps it makes as much sense to say that the shuttle remained attached to it—long after the two strap-on boosters had fallen away. The ET and the shuttle remai...
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The tanks were allowed to burn up in the atmosphere, but for a slightly increased investment, they could have been left in orbit and used to build an even larger space station.