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All About UFO's

That is not good enough, otherwise flat earth would be a “theory”. A theory should be unfalsified, e.g; proven to be correct and valid within the constraints the theory describes.

I'll defer to Karl Popper on this

Also I don't see how falsifiability leads to problem with flat Earth being a theory. It is a theory that has been falsified.
 
It is a theory that has been falsified.
No!
A scientific theory is an explanation of an aspect of the natural world that can be or that has been repeatedly tested and has corroborating evidence in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results
Flat earth hypothesis is certainly not that!

The scientific world certainly does themselves any good by calling anything and everything a “theory” :facepalm:
 
No!

Flat earth hypothesis is certainly not that!

The scientific world certainly does themselves any good by calling anything and everything a “theory” :facepalm:
I think we are possibly in agreement but arguing semantics here.
And my language was less precise than it should have been - particularly as the scientific notion/definition of a "theory" is often misunderstood by the general public (sometimes deliberately) as being less certain than it actually is

Better if I say flat earth was a hypothesis that has been falsified?
Even then, the reality is that throughout human history it's doubtful if it was ever really taken seriously
 
So 'Aliens are visiting Earth' is a hypothesis, not a theory?

Has that hypothesis been falsified in the same way as the flat earth hypothesis has (which I am sure we can all agree)?

I see attempts here to falsify it with 'FTL travel is impossible therefore aliens cannot be here' but this does disregard that they could have travelled here at STL speeds. Since we don't know how long they live, or how they perceive the passage of time, or that they are even biological.

Are there other ways it can be falsified? Or should we accept that it is a possibility, albeit a highly unlikely one?
 
You can’t prove a negative. You can’t prove ghosts don’t exist. You can’t prove ESP doesn’t exist.
 
So 'Aliens are visiting Earth' is a hypothesis, not a theory?

Has that hypothesis been falsified in the same way as the flat earth hypothesis has (which I am sure we can all agree)?

I see attempts here to falsify it with 'FTL travel is impossible therefore aliens cannot be here' but this does disregard that they could have travelled here at STL speeds. Since we don't know how long they live, or how they perceive the passage of time, or that they are even biological.

Are there other ways it can be falsified? Or should we accept that it is a possibility, albeit a highly unlikely one?
In that same way that "power cables sound different" is a hypothesis...
 
You can’t prove a negative. You can’t prove ghosts don’t exist. You can’t prove ESP doesn’t exist.
Is 'falsifying' the same as 'proving'? Not sure that it is.

You can find enough evidence to falsify the hypothesis that the earth is flat but I'm not sure we can say that is 'proof,' but only that sufficient doubt has been established to push the hypothesis beyond any reasonable level of credibility.

I'd rather we stick to the scientific terms as established up thread.
 
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It doesn't look that impressive for a UFO
 
Then why are there so many believers?



Not for the faithful
It's interesting - I'm guessing your degree is in hard science so you're happy to give an 'It's nonsense, get over it' response, and refuse to discuss it further; whereas mine is in Philosophy where it's more acceptable to take an unlikely hypothesis and run with it a little, just to see where it goes.

Such as https://www.scientificamerican.com/article/are-we-living-in-a-computer-simulation/
 
It's interesting - I'm guessing your degree is in hard science so you're happy to give an 'It's nonsense, get over it' response, and refuse to discuss it further; whereas mine is in Philosophy where it's more acceptable to take an unlikely hypothesis and run with it a little, just to see where it goes.

Such as https://www.scientificamerican.com/article/are-we-living-in-a-computer-simulation/

It’s fascinating how these theories seem to follow the latest trends in technology. Not so long ago wasn’t the universe just “information” (big data)? Now it’s essentially AI (computer simulation)
It used to be clockwork and at some point I remember a theory that we were living in a giant hologram.
And didn’t god make us in his own image(ination)?

Not that I could come up with better, but it strikes me that the significant breakthroughs in explaining the universe haven’t come from extrapolating the current fashion.

PS when (if) I retire I’d love to go back to uni and study philosophy
 
True, and that point is made in the article I linked to.

It could be argued that it's impossible to come up with hypothesis that are outside or beyond our current (and past) perspective.
Our current perspective includes fantasy.
 
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It doesn't look that impressive for a UFO
That would have to be shot with an incredible shutter speed.
When it was a panned shot the background would have been blurred.
When the camera would have been stationary the fighter would have flown at a low speed and the guy shooting the low res picture would need to have fired a burst of shots (video) or pressed the shutter at exactly the same time.
 
That would have to be shot with an incredible shutter speed.
When it was a panned shot the background would have been blurred.
When the camera would have been stationary the fighter would have flown at a low speed and the guy shooting the low res picture would need to have fired a burst of shots (video) or pressed the shutter at exactly the same time.
Let’s see the entire image, the entire negative.
 
It doesn't look that impressive for a UFO

Not sure what an impressive UFO should look like, but while there is a lot of interesting context to that photo, the most mundane explanation to date is that it was an inverted cloud cover and a low flying jet:


I'd say the evidence for the mundane explanation is strong. Personally, I put little weight in photographs alone. If there's photographic evidence in context of other evidence that supports it, I'm liable to be interested. Multiple lines of evidence are required.
 
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That is not good enough, otherwise flat earth would be a “theory”.
No. The Earth has been proven to not be flat. (But I'm sure there are Flat Earther's claiming the pictures of Earth from space are fake).

A theory should be unfalsified, e.g; proven to be correct and valid within the constraints the theory describes.
A theory is based on tested hypotheses, but not necessarily proven to be valid within the described constraints. For example, numerous aspects of the Theory of Relativity were not proven until long after the Theory was developed, with some aspects taking many decades to prove. Nonetheless, even before those aspects were proven, it still was considered a Theory. Today, it is still considered a Theory even though it breaks down at the quantum level, which are not constraints described in the theory, but which we now apply.
 
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