Everything posted by StringJunky
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What is Space made of?
So far, space has not been found to be quantised; It's smooth AFAIK. It's just volume with things in it.
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Today I Learned
The more you look into it the more you realise that 'we' are as much the bacteria we host as our bodies. When you think of the Earth, you think of everything in it and on it, as well as its geology; that's what people are: mini-Earths. That's how I see it.
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Today I Learned
Yes, it interests me. It's called the Gut-Brain Axis.
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Today I Learned
The definitive reference.
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What are you listening to right now?
- What are you listening to right now?
- Today I Learned
Your perpetual superior/sarcastic tone gets on my nerves. Why do you bother posting?- "Matter is excitations in a field"
Cool. It's helped me as well. Sean Carroll is a talented guy for communicating for what seems - at first sight - a nebulous and quite obscure subject.- "Matter is excitations in a field"
This video would be a good pointer in the philosophy section when people ask "What is real?"- "Matter is excitations in a field"
The idea of virtual particles being less than a quanta and not being actionable individually has been a key thing for me to learn that you've mentioned recently. Also, fields vibrating into other fields has been useful too that I learnt from the video. I think i shall be watching this a few times as Carroll seems to have painted a nicely coherent picture of the different levels and relationships between all the particles and fields. Seems like a good basic springboard to look deeper into parts of atomic theory which I've wanted to get into for a while. The field thing was always the sticking point for me. Swansont has mentioned Carroll quite a few times over the years and i've read a few things by him, so that video caught my eye and his name piqued me to watch it. I'm minded to get one of his books.- "Matter is excitations in a field"
The first 50 mins of this excellent Sean Carroll lecture will give you a good overview of the scientific evolution of the first ideas of particles through to them being seen as fields and how they work, including an explanation of what the Higgs Boson is about that gives things mass. Beyond the 50 minutes he goes into where physics is going. You don't need much prior knowledge to understand what he's saying.- Today I Learned
Today I learnt that olive oil is 91% the weight of water and if you tried to swim in it would be like having a lead belt around you that was 9% of your bodyweight.- Today I Learned
I learnt today that pedantry is alive and well.- Today I Learned
Being on the crest of the wave does mean you fall off more often.- Today I Learned
My second link in the thread sorts that out; per annum:- Today I Learned
Did you not notice 'US Geological Survey'?- Today I Learned
I was kidding really, based on I tend to think of holes as somewhere around vertical.- Today I Learned
A lateral 'hole' is a 'tunnel'.- The Official "Introduce Yourself" Thread
Members here don't penalise ignorance but do willfull obstinance in the face of evidence and bad or uncivil attitude. You don't have to be formally educated to have chats here about science here but if you come up with ideas or hypotheses expect them to be challenged and have citations ready to support them. If you genuinely just want to soak up information, nobody should have any reason to pick on you. welcome to the forum.- Today I Learned
- Today I Learned
Interesting facts are everywhere and in the unlikeliest places. I have more than a passing interest in gut science/commensal organisms and that's how I came across it. Today you learned that 'crap' is named after Thomas Crapper, who designed and sold sanitary ware.- Today I Learned
from the Wiki references: This one suggests the figure is poo/per annum, I think: Even at 300-odd times higher than it first appeared, it's not to be sniffed at.- Today I Learned
I think that's a million toilet sessions.- Today I Learned
The poo of a million people can hold $13m worth of precious metals (US Geological Survey).- Today I Learned
- What are you listening to right now?
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