29 AUG 2013 by ideonexus

 How Our Predisposition Toward Empathy Taints Our Logic

Our sexually selected instincts for displaying sympathy tend to affect our belief systems, not just our charity and courtship behavior. When individuals espouse ideological positions, we typically interpret their beliefs as signs of good or bad moral character. Individuals feel social pressure to adopt the beliefs that are conventionally accepted as indicating a "good heart," even when those beliefs are not rational. We may even find ourselves saying, "His ideas may be right, but his heart is...
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We find logical ideas repulsive when they conflict with our need to associate with sensitive people. If a person suggests a correct and logical idea, but it is an idea that lacks empathy, we tend to find the individual repulsive (This happened to me on a thread when I suggested letting pandas go extinct).

25 APR 2012 by ideonexus

 Science is More Than Lone Geniuses

The progress of science depends less than is usually believed on the efforts and performance of the individual genius ... many important discoveries have been made by men of ordinary talents, simply because chance had made them, at the proper time and in the proper place and circumstances, recipients of a body of doctrines, facts and techniques that rendered almost inevitable the recognition of an important phenomenon. It is surprising that some historian has not taken malicious pleasure in w...
Folksonomies: history science
Folksonomies: history science
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It is mostly individuals in the right place at the right time and happy accidents.

01 JAN 2012 by ideonexus

 How a Rainbow Works

If you want to see a rainbow you ' have to have the sun behind you when you look at a rainstorm. Each raindrop is more like a little ball than a prism, and light behaves differently when it Sits a ball from how it behaves when it hits a prism. The difference is that the far side of I raindrop acts as a tiny mirror. And that is /hy you need the sun behind you if you want 0 see a rainbow. The light from the sun turns somersault inside every raindrop and is reflected backwards and downwards, wh...
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A fantastic explanation of how sunlight reflects off of raindrops to form a rainbow, which would be a rain-circle if the ground didn't get in the way.