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re: NASA's making a big exoplanet announcement TODAY, 11AM. Link to Presser in OP

Posted on 7/22/15 at 2:01 pm to
Posted by Not Cooper
Member since Jun 2015
5051 posts
Posted on 7/22/15 at 2:01 pm to
quote:

Are you saying I studied quantum physics?


No, you didn't. Maxwell's Equations fail at the quantum level. There is a quantum parallel to his equations though. Those are contained in the field of Quantum Electrodynamics.
Posted by ell_13
Member since Apr 2013
88468 posts
Posted on 7/22/15 at 2:01 pm to
You can't go faster than the speed of light in a vacuum. Light bending or going through a medium will be slower than true 'c'
Posted by AUCE05
Member since Dec 2009
45429 posts
Posted on 7/22/15 at 2:02 pm to
Plausible.
Posted by Not Cooper
Member since Jun 2015
5051 posts
Posted on 7/22/15 at 2:03 pm to
quote:

Count Chocula


You can bend spacetime to reduce the distance traveled between 2 points, however you cannot travel faster than light.
Posted by ell_13
Member since Apr 2013
88468 posts
Posted on 7/22/15 at 2:03 pm to
Likely.
Posted by Count Chocula
Tier 5 and proud
Member since Feb 2009
63908 posts
Posted on 7/22/15 at 2:04 pm to
quote:

however you cannot travel faster than light.
Im not a physics or science guru... I figured if they can do it on TV it was doable.
Posted by SundayFunday
Member since Sep 2011
10524 posts
Posted on 7/22/15 at 2:05 pm to
I don't subscribe to the Fermi Paradox or Great Filter theory, they both seem lazy and a little too arrogant to me.
Posted by SidewalkDawg
Chair
Member since Nov 2012
10308 posts
Posted on 7/22/15 at 2:06 pm to
quote:

Because, again, the age/size of the universe. 13 billion years. If that is as far away as we can see... then we can make an assumption that the universe's radius is that big... meaning the universe is about 26 billion light years across.


Actually no, you have to account for the rate of expansion.

Light speed isn't the rate of expansion. The observable universe is likely ~93 billion light years across despite only being 13 billion years old.

This post was edited on 7/22/15 at 2:10 pm
Posted by ell_13
Member since Apr 2013
88468 posts
Posted on 7/22/15 at 2:06 pm to
<---- Has a physics degree
Posted by OneMoreTime
Florida Gulf Coast Fan
Member since Dec 2008
61865 posts
Posted on 7/22/15 at 2:07 pm to
Yeah ok
Posted by Count Chocula
Tier 5 and proud
Member since Feb 2009
63908 posts
Posted on 7/22/15 at 2:07 pm to
Figured as much...

<---- Has an MBA, hated chemistry and physics.
Posted by ell_13
Member since Apr 2013
88468 posts
Posted on 7/22/15 at 2:09 pm to
quote:

Light speed isn't the rate of expansion. The universe is likely 91 billion light years across despite only being 13 billion years old.
Are you saying the particles traveled faster than the speed of light?

That's not how this works.
Posted by ell_13
Member since Apr 2013
88468 posts
Posted on 7/22/15 at 2:11 pm to
quote:

Yeah ok
ok
Posted by OneMoreTime
Florida Gulf Coast Fan
Member since Dec 2008
61865 posts
Posted on 7/22/15 at 2:12 pm to
:|
Posted by Not Cooper
Member since Jun 2015
5051 posts
Posted on 7/22/15 at 2:13 pm to
quote:

Are you saying the particles traveled faster than the speed of light?

That's not how this works.


Gonna go ahead and assume you don't actually have that physics degree based off of this one.
Posted by SidewalkDawg
Chair
Member since Nov 2012
10308 posts
Posted on 7/22/15 at 2:13 pm to
quote:

Are you saying the particles traveled faster than the speed of light? That's not how this works.


What particles are you talking about?
Posted by LucasP
Member since Apr 2012
21618 posts
Posted on 7/22/15 at 2:15 pm to
quote:

Classical physics never deals with anything near the speed of light.
quote:

Maxwell's Equations 


Explain the behavior of fricking light. Just admit that I'm a quantum physicist so we can move on.
Posted by LSUvegasbombed
Red Stick
Member since Sep 2013
15464 posts
Posted on 7/22/15 at 2:16 pm to
SIGN ME UP
Posted by Yung_Humma
Member since Oct 2013
853 posts
Posted on 7/22/15 at 2:17 pm to
(no message)
This post was edited on 6/20/16 at 10:26 pm
Posted by ell_13
Member since Apr 2013
88468 posts
Posted on 7/22/15 at 2:26 pm to
quote:

Gonna go ahead and assume you don't actually have that physics degree based off of this one.
sweet explanation...

I looked it up. Not only do we take into account the light coming toward us, but the movement of objections away from us. Light has one speed, the objects have another. There's more calculus involved, but I found a calculator that explains it mathematically. LINK
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