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re: Mind Blowing Science
Posted on 10/1/18 at 2:10 pm to OweO
Posted on 10/1/18 at 2:10 pm to OweO
quote:
You realize that's just a theory right?
My theory is that space has always existed. That's something that is hard to understand, but over time, there became areas in which the environment allowed dust and gases to form stars and planets. And then planets like Earth, were in a perfect location in which the environment allowed for other things to grow from it.. Including living organisms,
My theory is just as good as any.
Nope, it's really not
Posted on 10/1/18 at 2:11 pm to mailman
He has no idea what happened 14 billion years ago
Posted on 10/1/18 at 3:40 pm to mailman
quote:
In the beginning, nearly fourteen billion years ago, all the space and all the matter and all the energy of the known universe was contained in a volume less than onetrillionth the size of the period that ends this sentence
I feel sexually harassed by having to hear NDT talk about the universe's first period.
Posted on 10/1/18 at 4:03 pm to BilltheTiger
I am not sure our brains can truly understand the concept of infinity.
I completely understand something continuing on forever, and never stopping.
What my mind cannot process is the thought of something never having a starting point
I completely understand something continuing on forever, and never stopping.
What my mind cannot process is the thought of something never having a starting point
Posted on 10/1/18 at 4:27 pm to YumYum Sauce
I think things are easier for people when they change their perspective of what constitutes space and nothingness. You have probably heard the description of air in our atmosphere being there but not being visible, and how space is true nothingness because it's a vacuum. Well, take that same idea and extend it to the universe and the area outside of the universe, which is true nothingness in that sense.
Until we know just how many dimensions the universe has, and how they actually interact with said universe, it will be hard to paint a picture of this scenario. For one, if we live in a multiverse, is each universe contained in their own "bubble"? How far apart are these universes, if the bulk between them constitutes real, measurable distance?
Also, for people saying it's hard to believe that our universe could have existed as a tiny point before the Big Bang, think about black holes. They basically shuffle matter back into a similar configuration. What is difficult is the human mind actually understanding just how small the plank scale is. The best our observations can currently do is somewhere around the nano- or pico- scale, which is 10-9..10-12 scale. Plank goes down to 10-35
Until we know just how many dimensions the universe has, and how they actually interact with said universe, it will be hard to paint a picture of this scenario. For one, if we live in a multiverse, is each universe contained in their own "bubble"? How far apart are these universes, if the bulk between them constitutes real, measurable distance?
Also, for people saying it's hard to believe that our universe could have existed as a tiny point before the Big Bang, think about black holes. They basically shuffle matter back into a similar configuration. What is difficult is the human mind actually understanding just how small the plank scale is. The best our observations can currently do is somewhere around the nano- or pico- scale, which is 10-9..10-12 scale. Plank goes down to 10-35
Posted on 10/1/18 at 4:32 pm to Eli Goldfinger
quote:
Here’s what gets me...in about 2 seconds, 98% of all matter we know of today was created....
Matter wasn't created in the first 2 seconds. Energy only at first.
And to those who don't understand how the Big Bang is theorized...it takes a lot of working mathematical principles. Just because you don't understand it, doesn't mean it's not legitimate.
People who didn't understand science thought the universe revolved around Earth.
Posted on 10/1/18 at 4:34 pm to haikarate
quote:"And before there was something, there was nothing. Ask the atheist how nothing became something."
What was the next sentence???
Posted on 10/1/18 at 4:46 pm to mailman
quote:
Reading a book by NDT,Neil Degrasse Tyson, and this is the opening sentence in the first chapter
.
“Go back to reddit.”
This post was edited on 10/1/18 at 4:48 pm
Posted on 10/1/18 at 5:33 pm to OweO
quote:
How about you hypothesis my balls..
The verb is hypothesize, baw.
Posted on 10/1/18 at 5:47 pm to mailman
How do they know this? Genuinely curious. And I cannot fathom how that is even possible
Posted on 10/1/18 at 8:34 pm to Purina
quote:
These explosions could be happening by the millions. There may be billions of universes each created by a similar explosion. Each with different laws.
Ok, but why do so many people take the big bang (or in your case, big bangs) theory as some irrefutable fact?
NDT is highly respected in his field, but how do you tell people you are 100% sure the universe started with a big bang billions upon billions of years ago? There's just no way you can be certain enough to state it as 100% scientific fact.
As for my reservations about it being true, I'm simply questioning where all of the energy and matter came from in the first place. Clearly our universe existed before the bang, just on a much smaller and more compact scale.
Posted on 10/1/18 at 8:38 pm to BayouBlitz
quote:So what makes you certain we know it now? Isn't it possible in another 500-1,000 years we'll know even more?
People who didn't understand science thought the universe revolved around Earth.
Posted on 10/1/18 at 8:42 pm to OweO
quote:
My theory is...
quote:
OweO
Posted on 10/1/18 at 9:06 pm to dcrews
quote:
NDT is highly respected in his field, but how do you tell people you are 100% sure the universe started with a big bang billions upon billions of years ago? There's just no way you can be certain enough to state it as 100% scientific fact.
You can say that about any scientific theory. You can't prove a theory correct; you can only disprove them. It's just that the big bang explains what has been observed in the universe better than any other theory so far. That doesn't mean it's right, just that it's the best we've got right now.
Newton's theory of gravitation was the best we had until Einstein came along. It turned out to be "wrong" (or more correctly incomplete) yet it still explains observations pretty well 400 years later.
Posted on 10/1/18 at 9:28 pm to Prominentwon
quote:
Expand from what and where was this period sized universe located?
You're going to hate this but consider that "space"is part of the universe. So, in other words, space is also part of what was expanding.
quote:
Inside another universe?
No.
quote:
Considering space is never ending?
Except that it isn't, at least if you accept that the Big Bang was the beginning of the universe. Thus the universe can only be as big, now, as space can expand in the time since the Big Bang. In other words, the universe is finite. An infinite universe is not consistent with the Big Bang as an origin of the universe. An infinite universe cannot have a beginning or end. Think of it like the game Asteroids, if you're old enough to remember that, where if you go off the screen in one direction you actually enter it from another - there is no "edge" to a finite universe and nothing outside it.
Posted on 10/2/18 at 11:52 pm to MountainTiger
quote:
It's just that the big bang explains what has been observed in the universe better than any other theory so far. That doesn't mean it's right, just that it's the best we've got right now.
Sounds like it's being taken on "faith" then.
What's to say creationism isn't just as valid as a theory? How can you disprove that? Or is simply mocked because of it's religious origins?
What if there is a God and He used the big bang to create the universe
Posted on 10/3/18 at 12:30 am to dcrews
quote:Oh lawd, here we go.
Sounds like it's being taken on "faith" then.
quote:Because there is absolutely zero scientific evidence that points to creationism. Whereas every measurement we have been able to take points to the big bang theory as valid.
What's to say creationism isn't just as valid as a theory?
quote:Creationism is mocked because it is anti-science. Believers make no attempt whatsoever to verify (or disprove) their beliefs. There is a difference between trusting logic and math, and having blind faith in something.
Or is simply mocked because of it's religious origins?
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