Recent content by russ_watters
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Graduate Does a moving particle count as a wave?
The first word of the next sentence of the article is "periodic". I guess what you are implying/asking is whether a wave can be non-periodic/oscillating. I don't think so.- russ_watters
- Post #8
- Forum: Classical Physics
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Is A.I. more than the sum of its parts?
I'm not sure what that's supposed to mean; it seems to me that corporations are heavily regulated and frequently held accountable for public safety issues caused by their products. I agree with @PeterDonis ; I don't see how there's a problem to be solved here in terms of identifying who has...- russ_watters
- Post #404
- Forum: General Discussion
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Artemis 2 launch - humans return to the Moon after 54 years
Nah, if that were true it would mean basically all astrophotos are "fake". They are brightened to the limit of available data. They might have 65,000 levels of brightness (16bit) and only use the bottom few hundred for most. Plus the dynamic range is huge. Solar eclipse photos might be half...- russ_watters
- Post #40
- Forum: Aerospace Engineering
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Space Stuff and Launch Info
From CNN: https://www.cnn.com/2026/03/31/science/nasa-artemis-ii-what-to-watch-for Ehh? I don' think so, that's more than 12 g's including the one they already have. I'm not sure where they get that, but it's in the google ai result. Chicken or egg...- russ_watters
- Post #1,620
- Forum: Aerospace Engineering
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Insights Thinking Outside The Box Versus Knowing What’s In The Box
This is a twist on what @Dale said, a fallacy that the box is a constraint or limitation and that therefore ignoring the box increases the chance of finding something new. It's not true and is just an excuse for not taking the effort to learn what's in the box. [Even setting aside whether the...- russ_watters
- Post #34
- Forum: Other Physics Topics
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Great one-liners from PF members
Said in reply to a 12 year old looking into Japanese metallurgy. I hope it's original @Baluncore but even if not, it's a great turn of phrase.- russ_watters
- Post #710
- Forum: Fun, Photos and Games
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12 year old seeking feedback on multi-element blade alloy
Seriously, @Chloren , to be thinking about this stuff at age 12 is impressive and admirable. Stick with it, there's an enormous amount of fascinating science and history to learn on metallurgy.- russ_watters
- Post #5
- Forum: Materials and Chemical Engineering
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"A good big man will beat a good little man" (boxing)
It's an unanswerable hypothetical, but the distance between "probably never would" and "proof positive" is probably pretty small from a practical standpoint so I don't really understand what the value is in trying to establish it as "proof positive". But the width of that hair seems to be...- russ_watters
- Post #15
- Forum: General Discussion
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Is A.I. more than the sum of its parts?
As I've said before, the flaw in almost all AI doomsday movies is that they skip or gloss over the fatal error: giving AI control over the nukes. If we don't make that very obvious mistake, they can't nuke us. And it isn't AI-hyping tech bros that can hand-over control of the nukes. They...- russ_watters
- Post #333
- Forum: General Discussion
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Will anyone alive today see a permanent colony on the Moon or Mars?
Millions, absolutely. Even if we assume it will be that bad, we've seen stampedes for worse: https://en.wikipedia.org/wiki/Klondike_Gold_Rush https://en.wikipedia.org/wiki/Jamestown,_Virginia- russ_watters
- Post #45
- Forum: General Discussion
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Will anyone alive today see a permanent colony on the Moon or Mars?
Apropos; he's tabled the Mars thing in favor of the Moon. Details thin at this point though: https://www.cnn.com/2026/02/08/science/elon-musk-spacex-priorities-moon-intl-hnk As I said before I think Mars is fantasy for right now, but the moon is doable if we (Musk) choose to (depending on...- russ_watters
- Post #43
- Forum: General Discussion
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Is A.I. more than the sum of its parts?
What's the premise? If it's anything like Dr. Strangelove, The Terminator, The Forbin Project, or War Games, they all have the same flaw. Note, my position is almost exactly the inverse of that on all counts. AI doesn't have to be actually "intelligent" or have "agency" or whatever, to be a...- russ_watters
- Post #264
- Forum: General Discussion
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High School The world is not enough
What does that mean? Because I'm pretty sure the sum of my [net (?)] global travel has me around halfway back from the moon. Or do you mean you were born in the US but now live in India? But anyway, I've done exactly one circumnavigation, on a trip to the Philippines where I traveled West on...- russ_watters
- Post #35
- Forum: Classical Physics
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High School The world is not enough
It's getting there, yes.- russ_watters
- Post #27
- Forum: Classical Physics
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High School The world is not enough
[Sigh] Not sure if this is an exceptionally low effort OP or a crank-yanker, but just to move this along:- russ_watters
- Post #21
- Forum: Classical Physics