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re: Mind Blowing Science

Posted on 10/1/18 at 2:10 pm to
Posted by TheCaterpillar
Member since Jan 2004
76774 posts
Posted on 10/1/18 at 2:10 pm to
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 by BCMCubs
Colorado
Member since Nov 2011
22146 posts
Posted on 10/1/18 at 2:11 pm to
He has no idea what happened 14 billion years ago
Posted by Bard
Definitely NOT an admin
Member since Oct 2008
51836 posts
Posted on 10/1/18 at 3:40 pm to
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 by lake chuck fan
westlake
Member since Aug 2011
9270 posts
Posted on 10/1/18 at 3:54 pm to
Was he around then?
Posted by YumYum Sauce
Arkansas
Member since Nov 2010
8323 posts
Posted on 10/1/18 at 4:03 pm to
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
Posted by GetEmTigers08
Mississippi
Member since Dec 2007
1236 posts
Posted on 10/1/18 at 4:27 pm to
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
Posted by BayouBlitz
Member since Aug 2007
15854 posts
Posted on 10/1/18 at 4:32 pm to
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 by tigerpawl
Can't get there from here.
Member since Dec 2003
22390 posts
Posted on 10/1/18 at 4:34 pm to
quote:

What was the next sentence???

"And before there was something, there was nothing. Ask the atheist how nothing became something."
Posted by Undertow
Member since Sep 2016
7342 posts
Posted on 10/1/18 at 4:39 pm to
Where did it come from?
Posted by el Gaucho
He/They
Member since Dec 2010
53143 posts
Posted on 10/1/18 at 4:46 pm to
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 by Pectus
Internet
Member since Apr 2010
67302 posts
Posted on 10/1/18 at 5:33 pm to
quote:



How about you hypothesis my balls..




The verb is hypothesize, baw.
Posted by deltaland
Member since Mar 2011
90907 posts
Posted on 10/1/18 at 5:47 pm to
How do they know this? Genuinely curious. And I cannot fathom how that is even possible
Posted by dcrews
Houston, TX
Member since Feb 2011
30223 posts
Posted on 10/1/18 at 8:34 pm to
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 by Jake88
Member since Apr 2005
68435 posts
Posted on 10/1/18 at 8:38 pm to
quote:

People who didn't understand science thought the universe revolved around Earth.
So what makes you certain we know it now? Isn't it possible in another 500-1,000 years we'll know even more?
Posted by northshorebamaman
Cochise County AZ
Member since Jul 2009
35528 posts
Posted on 10/1/18 at 8:42 pm to
quote:

My theory is...
quote:

OweO
Posted by MountainTiger
The foot of Mt. Belzoni
Member since Dec 2008
14670 posts
Posted on 10/1/18 at 9:06 pm to
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 by BiggerBear
Redbone Country
Member since Sep 2011
2927 posts
Posted on 10/1/18 at 9:28 pm to
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 by dcrews
Houston, TX
Member since Feb 2011
30223 posts
Posted on 10/2/18 at 11:52 pm to
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 by Korkstand
Member since Nov 2003
28730 posts
Posted on 10/3/18 at 12:30 am to
quote:

Sounds like it's being taken on "faith" then.
Oh lawd, here we go.
quote:

What's to say creationism isn't just as valid as a theory?
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.
quote:

Or is simply mocked because of it's religious origins? 
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.
Posted by genro
Member since Nov 2011
61788 posts
Posted on 10/3/18 at 12:50 am to
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