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StringJunky

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Everything posted by StringJunky

  1. Jeff Bezos is worth $168291.412
  2. I think the Chandrasekhar Limit sets the lower limit, doesn't it? About 1.5 solar masses.
  3. This is how Pasteur demonstrated the existence of microbes: by heating a broth in apparatus that didn't allow their ingress. I think in time, if there is air, there will be oxidation and other reactions going on, but it will last longer. To prevent additional reactionsI thinkit it would need to be dessicated or frozen to somewhere around nitrogen temperature.
  4. Why the desire for blurry vision? You''ll get plenty of that when you are older.
  5. I can't find anything that suggests that. The females seem to be dominant and initiate mating, presumably they are naturally more numerous. No, it's not asexual because in that method there is no exchange of gametes; offspring are like the parents.
  6. They carry both sets of reproductive organs but only one is operative at a time. Absence of males will trigger sex change in females.
  7. No, that's not wholly correct.
  8. Where did I say that? It one source. OK There is a caveat in the article that it is not experimentally verified yet.
  9. Gravity is curved spacetime and photons curve it, therefore, photons "create" gravity.
  10. Same things, just different terms.
  11. Photons have energy-momentum and can curve spacetime, I think
  12. Yes, it''s moot when when it's just energy but it can produce quantum-sized particles, albeit briefly, can't it?
  13. Is the vacuum energy part of the total energy?
  14. Who wants to live a perfect life? I knew a woman that says she didn't grin because it gave laughter lines. She was in her fifties and had no lines on her face. I want to run my body into the ground. 70 -80 years is plenty.
  15. What error bars did you work to and what was the uncertainty that it would work out?
  16. Familiarity breeds carelessness; its natural. Armed response units are constantly vigilant of firearms protocols and it should be left to them.
  17. The trouble with belief is that one will perform any amount of mental contortions to make the world fit it.
  18. Originally, Okinawans lived on 2/3 (1500 calories) of the Western recommendation. Their average lifespan is 89 and produce rather a lot of centenarians. We eat too much.
  19. Is that the state of knowledge at the moment: undetermined?
  20. OK. A bit like gas clouds?
  21. I'm thinking that the combined gravitational effect of the inner stars progressively attract the adjacent outer ones. Imagine the SMBH in the centre, and there was just one star at a distance of the extreme edge of the Milky way; would that SMBH hold that star in orbit? Or to put it another way: will the SMBH hold a star 50KLYRS away in an orbit?
  22. QFT Time is seconds and length is metres. It doesn't need to be be overthunk; it's like analysing the fullstop at the end of this sentence.
  23. But aren't all the rotating bodies gravitationally linked by a daisy chain effect, so its presence is crucial?
  24. It can make sense when one is intoxicated sometimes.
  25. Sounds like part of you hasn't quite accepted he's gone yet.
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