Recent content by B.Spinoza

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    How would we know if a new species evolved

    Apologies - I missed TinyTim had linked ring-species. Well, I imagine you have food-for-thought!
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    How would we know if a new species evolved

    I may get slammed for this. I hope I explain clearly. 'Species' is a model, it is taxonomists who, quite sensibly, try to find some order in the biomass. Nature didn't invent species, man did. People typically picture 'a species' as a truly discreet unit, I know simple definitions such as...
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    Why Do Salmon Cans Include Bones and Skin While Tuna Cans Don’t?

    Big fish = bigger fillets (although some fish are more bony as you know) Size does matter. Rich (keen fisher)
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    How can slime mould grow and navigate like a highway network?

    The other guys are right about the nature of the slime-moulds. IF you are asking also about how the mould manages to find the shortest route between 'oat-flake-cities' then I would imagine the following: - a very simple set of instructions would be enough information to enable an efficient...
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    Is gravity 'weak' because it leaks into higher dimensions?

    Thanks all. I shall no-longer ponder a Universe with leaky G. Have a good weekend.
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    Is gravity 'weak' because it leaks into higher dimensions?

    "Dark Matter clusters around matter? I think it's a lot more likely that matter clusters around dark matter considering how much more gravity dark matter accounts for than mass." I agree, I could have worded it better. I was thinking of some of the visualisations of the Universe that I have...
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    Is gravity 'weak' because it leaks into higher dimensions?

    Was that directed at my previous? Dark Matter is unlikely to be gravity leaking in from other dimensions or similar. Dark Matter is lumpy in its Universal distribution, it is clustered around matter. Dark Energy seems to come from space as a whole. Why would it make no sense that...
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    Is gravity 'weak' because it leaks into higher dimensions?

    Yes. I suggested that Dark Energy may be gravity leaking in. Its all guessing...
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    Is gravity 'weak' because it leaks into higher dimensions?

    Yeah, what he said is the kind of concept that spawned my initial question. Interesting answers all.
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    Is gravity 'weak' because it leaks into higher dimensions?

    Super. I like that answer, I need to read up for the first sentence a little; the rest made sense. I get the history of Universal expansion a little more, not that I can picture 7 billion. I'm guessing 'Inflatons' are hypothetical particles that carry the inflation force? (a kinda...
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    Is gravity 'weak' because it leaks into higher dimensions?

    Hi Mark Thanks for the welcome and reply. It all makes sense (so much as these things can) re: 'doesn't explain the constancy of the acceleration of the expansion of the universe'... OK, but I thought that the Universe hasn't expanded constantly, I was under the impression that after...
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    Is gravity 'weak' because it leaks into higher dimensions?

    I seem to have read something once that suggested that gravity may be leaking into other dimensions/branes, this could explain why this force is so weak. I've been left thinking that it makes sense as a possibility. If it turns out to be the case, could Dark Energy then be leaked gravitational...
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