Recent content by RogueSpidor
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Is There a Rational Reason to Contribute to Global Peace and Prosperity?
Ivan, that help you give others also makes you feel good about yourself. In that respect, you're doing what makes you happy as well. There's nothing wrong or selfish about that. It just shows your helpful character as a person, and that's a good thing. Helping others should make people feel...- RogueSpidor
- Post #25
- Forum: General Discussion
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High School Plasma from a grape in a microwave
RA, in order to be a meaningful energy source, the energy extracted has to be a significant portion of the energy put into it. It is unlikely that the energy extracted from two grapes in a micro-wave would be comparable to conventional and/or nuclear methods. Unfortunately, the "fuel" here is...- RogueSpidor
- Post #4
- Forum: Other Physics Topics
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What is the difference between table salt and table sugar dissolving in water?
Oh. Sorry; I didn't realize. But it doesn't answer it all, and introduces the LD50 system, so that should also be helpful to research, so I wasn't a complete knucklehead there. I hope, anyway...- RogueSpidor
- Post #6
- Forum: Biology and Medical
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Where does the electricity come from?
Many paralytic venoms used by spiders and other creatures affect the opening and closing of those channels. A paralytic will work either by causing the channels to open wide, causing the signals to continue non-stop, or slam shut, so no signals are sent and the muscles don't contract at all. A...- RogueSpidor
- Post #4
- Forum: Biology and Medical
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Why Do People Sleep? Investigating the Mystery
An interesting wrinkle in this is that Circadian Rhythms make just about everything from birds to us more prone to sleep between the hours of about 2 and 5 in the morning. Arachnologists are quite upset by this, because evolution, therefore, favored spiders that built their webs during those...- RogueSpidor
- Post #6
- Forum: Biology and Medical
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What is the difference between table salt and table sugar dissolving in water?
Because salt is sodium and chloride (NaCl); both are far more toxic to humans than carbon, hydrogen and oxygen (C6H12O6). Granted, we eat a little salt, and our bodies actually need it. But the toxicologist's credo is "the dose maketh the poison." Any substance, in sufficiently large doses...- RogueSpidor
- Post #4
- Forum: Biology and Medical