Time expanded video recording of lightning.

Cogman

Lifer
Sep 19, 2000
10,283
135
106
You must be dumb or sleep deprived...

A 1 second lighting strike stretched out to 1.3 seconds?

just watch the video and don't get pedantic.

It really is amazing, and makes you think. For as common as lightning is, we still don't know so much about it. Such as What causes it. Where does the energy/voltage come from? Why does it "step" and split as it moves down. What determines the speed?

Heck, it wasn't until relatively recently that we learned that lightning bolts emit x-ray radiation.
 
May 11, 2008
21,401
1,245
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You must be dumb or sleep deprived...

A 1 second lighting strike stretched out to 1.3 seconds?


When reading your post, you reminded me of a certain character, mr Perfection :




character_mood_grumpy.jpg



:)
 

TridenT

Lifer
Sep 4, 2006
16,800
45
91
just watch the video and don't get pedantic.

It really is amazing, and makes you think. For as common as lightning is, we still don't know so much about it. Such as What causes it. Where does the energy/voltage come from? Why does it "step" and split as it moves down. What determines the speed?

Heck, it wasn't until relatively recently that we learned that lightning bolts emit x-ray radiation.

I watched some of it...

It doesn't make me think. I don't even give a rats ass. Unless figuring out how lightning works leads to immortality and god powers then I could not care less.
 

lxskllr

No Lifer
Nov 30, 2004
58,864
9,203
126
I watched some of it...

It doesn't make me think. I don't even give a rats ass. Unless figuring out how lightning works leads to immortality and god powers then I could not care less.

You've gotten awfully aggressive over the last year or so. Me thinks you're emulating the wrong people here ;^)
 
May 11, 2008
21,401
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just watch the video and don't get pedantic.

It really is amazing, and makes you think. For as common as lightning is, we still don't know so much about it. Such as What causes it. Where does the energy/voltage come from? Why does it "step" and split as it moves down. What determines the speed?

Heck, it wasn't until relatively recently that we learned that lightning bolts emit x-ray radiation.

I would bet radiation has something to do with it.

The electric field itself, in combination with electromagnetic radiation exciting atom's to a point where the outer electrons can move around freely. I am thinking of valence electrons. I think that the path is actually a representation of where atom's are excited enough to become conductors.
Maybe the lightning shows even information about cosmic ray particles.
Similar as an cloud chamber or particle detector in an particle accelerator.

here are a few pictures :

particle detector picture :
eve_gen_0507_012_lo.jpg



cloud chamber pictures :

ParticleTracks.jpg



cloud_chamber_demonstration.jpg



e+e-event.jpg


Afcourse lightning looks a bit different since there are electric fields forcing a certain preferred path.



By the way, have you seen the program i made with visual studio C++ 2008 ?
It is part of an free opensource ARM IDE.
I released a beta version a few days ago ^_^.
 

lxskllr

No Lifer
Nov 30, 2004
58,864
9,203
126
I might try making a clock face for my desktop out of that third picture :^)
 
May 11, 2008
21,401
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I watched some of it...

It doesn't make me think. I don't even give a rats ass. Unless figuring out how lightning works leads to immortality and god powers then I could not care less.

If i may be so bold :
What you need is to read about this :
Elusive dreaming... It will make you a lot less frustrated about everything that seems to be wrong. Because then once you understand, you can lay it to rest. For some reason those Tibetan masters and some other few in Asia really seemed to be more closer to human nature then the rest of the world seem to be...
If i myself would ever be forced to choose a religion , i would go for Buddhism.


Perhaps this book can help you.
Destructive emotions by Daniel Goleman.

http://books.google.nl/books?id=yxg...ook_result&ct=result&resnum=5&ved=0CBkQ6AEwBA

There has been some research done where monks where put pin an fMRI and PET scanner while meditating. The control they exhibit over their brain is amazing. I do not know if this is true, it has been mentioned they can actively control the activity in the brain while looking at the PET or fMRI just changing that bllod flow as they choose...

A song you will not like :

http://www.youtube.com/watch?v=rvCd4LT0VBI&feature=related
 
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TridenT

Lifer
Sep 4, 2006
16,800
45
91
If i may be so bold :
What you need is to read about this :
Elusive dreaming... It will make you a lot less frustrated about everything that seems to be wrong. Because then once you understand, you can lay it to rest. For some reason those Tibetan masters and some other few in Asia really seemed to be more closer to human nature then the rest of the world seem to be...
If i myself would ever be forced to choose a religion , i would go for Buddhism.


Perhaps this book can help you.
Destructive emotions by Daniel Goleman.



There has been some research done where monks where put pin an fMRI and PET scanner while meditating. The control they exhibit over their brain is amazing. I do not know if this is true, it has been mentioned they can actively control the activity in the brain while looking at the PET or fMRI just changing that bllod flow as they choose...

I doubt that will ever "help" me. Even though my brain cannot comprehend a vast amount of things that I wish it could, I understand some important parts that destroy the fabric of happiness which are unresolvable unless you're a fanatic lunatic hellbent on staying with some fundamental religion.
 

McLovin

Golden Member
Jul 8, 2007
1,911
58
91
You must be dumb or sleep deprived...

A 1 second lighting strike stretched out to 1.3 seconds?

Pot meet kettle.....

It's amazing that you decide to call someone out over something so trivial yet we had to endure multiple pages of yours about a fucking haircut or some shit.

To OP....That's a very interesting vid. Amazing that so much can happen so fast and be equally terrifying.
 

TridenT

Lifer
Sep 4, 2006
16,800
45
91
Pot meet kettle.....

It's amazing that you decide to call someone out over something so trivial yet we had to endure multiple pages of yours about a fucking haircut or some shit.

To OP....That's a very interesting vid. Amazing that so much can happen so fast and be equally terrifying.

Hardly.

I do not need to explain myself to a peon such as yourself. My haircut thread was only one page anyway.
 
May 11, 2008
21,401
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I doubt that will ever "help" me. Even though my brain cannot comprehend a vast amount of things that I wish it could, I understand some important parts that destroy the fabric of happiness which are unresolvable unless you're a fanatic lunatic hellbent on staying with some fundamental religion.

An excerpt from the book :

In May 2001, in a laboratory at the University of Wisconsin, a Tibetan Buddhist monk donned a cap studded with hundreds of sensors that were connected to a state-of-the-art EEG, a brain-scanning device capable of recording changes in his brain with speed and precision. When the monk began meditating in a way that was designed to generate compassion, the sensors registered a dramatic shift to a state of great joy. "The very act of concern for others' well-being, it seems, creates a greater state of well-being within oneself," writes bestselling author Goleman (Emotional Intelligence) in his extraordinary new work. Goleman offers this breakthrough as an appetizer to a feast. Readers will discover that it is just one of a myriad of creative and positive results that are continuing to flow from the Mind and Life dialogue that took place over five days in March 2000 between a group of leading Western scientists and philosophers and the Dalai Lama in his private quarters in Dharamsala, India. This eighth Mind and Life meeting is the seventh to be recorded in book form; Goleman's account is the most detailed and user-friendly to date. The timely theme of the dialogue was suggested by the Dalai Lama to Goleman, who took on the role of organizer and brought together some world-class researchers and thinkers, including psychologist Paul Ekman, philosopher Owen Flanagan, the late Francisco Varela and Buddhist photographer Matthieu Riccard. In a sense, the many extraordinary insights and findings that arise from the presentations and subsequent discussions are embodied by the Dalai Lama himself as he appears here. Far from the cuddly teddy bear the popular media sometimes makes him out to be, he emerges as a brilliant and exacting interrogator, a natural scientist, as well as a leader committed to finding a practical means to help society. Yet he also personally embodies the possibility of overcoming destructive emotions, of becoming resilient, compassionate and happy no matter what life brings. Covering the nature of destructive emotions, the neuroscience of emotion, the scientific study of consciousness and more, this essential volume offers a fascinating account of what can emerge when two profound systems for studying the mind and emotions, Western science and Buddhism, join forces. Goleman travels beyond the edge of the known, and the report he sends back is encouraging.

There is a big difference with having a philosophy of life to become more in peace with ones self through understanding ones natural occurring weaknesses while having compassion for others, and having a religion where ones control over others is the dominant factor.

The first is aimed to heal, the other is aimed to destroy.
 
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May 11, 2008
21,401
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Hardly.

I do not need to explain myself to a peon such as yourself. My haircut thread was only one page anyway.

Haircut ?
Are you a barber ?
Do not tell me you favour the movie or musical "hair" ?

Short_Pixie_Style_Haircut_360.jpg



:D
Pretty and lovely eyes...

At least for me it looks like that...
 

dfuze

Lifer
Feb 15, 2006
11,953
0
71
That lightning looked pretty cool, and it reminded me of Missile Command on the Atari
 

grrl

Diamond Member
Jun 21, 2001
6,204
1
0
Cool video, OP.

Hopefully the troll has returned to his bridge.
 

Cogman

Lifer
Sep 19, 2000
10,283
135
106
I would bet radiation has something to do with it.

The electric field itself, in combination with electromagnetic radiation exciting atom's to a point where the outer electrons can move around freely. I am thinking of valence electrons. I think that the path is actually a representation of where atom's are excited enough to become conductors.
Maybe the lightning shows even information about cosmic ray particles.
Similar as an cloud chamber or particle detector in an particle accelerator.

here are a few pictures :

particle detector picture :

cloud chamber pictures :

Afcourse lightning looks a bit different since there are electric fields forcing a certain preferred path.



By the way, have you seen the program i made with visual studio C++ 2008 ?
It is part of an free opensource ARM IDE.
I released a beta version a few days ago ^_^.
As for the project, :( no I haven't tried it,sorry. I'm not an ARM programmer (I don't have any sort of ARM processor). It looks nice, I just can't really give it any sort of trial run.

For the electric field, :), Lightning storms don't generally generate high enough voltages (ie electric fileds) to cause the ionization that we see. Though, perhaps radiation somehow lessens the requirements for of the electric potential. Heck, perhaps the moisture in the air acts as a capacitor of sorts.
 

deadlyapp

Diamond Member
Apr 25, 2004
6,643
727
126
Lightning is one of the most fascinating things in this world and I love watching videos like this. There are several natural phenomena like fire, water, etc that I just like to watch because it never behaves exactly the same.
 
May 11, 2008
21,401
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As for the project, :( no I haven't tried it,sorry. I'm not an ARM programmer (I don't have any sort of ARM processor). It looks nice, I just can't really give it any sort of trial run.

For the electric field, :), Lightning storms don't generally generate high enough voltages (ie electric fileds) to cause the ionization that we see. Though, perhaps radiation somehow lessens the requirements for of the electric potential. Heck, perhaps the moisture in the air acts as a capacitor of sorts.

Well, not so long ago there was a post at the HT section about charge.

I also think something like a capacitor is going on.
And there really is an enormous amount of charge created and as such large local electrical fields arise. That is, a surplus and a deficit of electrons between regions. But the interesting question indeed is how do these charges build up. And moist air is a good conductor i would think, but i am not sure. Because pure H2O water is also an isolator and not an electrical conductor. Maybe because of some process the foreign elements are separated and parts of the cloud become electrically isolated. As such a charge can build because of pure H2O droplets together with what hangs inside those clouds. For instance, lightning strikes also happen inside dust clouds above volcanoes. After that when the fields get high enough and excited through electromagnetic radiation that the bandgap of electrons is over ruled, electrons start flowing and the discharge starts. At least, that is what i think.
The radiation and the cosmic ray particles just helps to lower the needed field.
While the cosmic ray particles as is now researched may be the key to forming clouds.


http://en.wikipedia.org/wiki/Band_gap

n solid state physics, a band gap, also called an energy gap or bandgap, is an energy range in a solid where no electron states exist. In a graph of the electronic band structure of a solid, the band gap generally refers to the energy difference (in electron volts) between the top of the valence band and the bottom of the conduction band which is found in insulators and semiconductors. It is the amount of energy required to free an outer shell electron from its orbit about the nucleus to become a mobile charge carrier, able to move freely within the solid material. In conductors, the two bands often overlap, so they may not have a band gap.
 
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disappoint

Lifer
Dec 7, 2009
10,132
382
126
As for the project, :( no I haven't tried it,sorry. I'm not an ARM programmer (I don't have any sort of ARM processor). It looks nice, I just can't really give it any sort of trial run.

For the electric field, :), Lightning storms don't generally generate high enough voltages (ie electric fileds) to cause the ionization that we see. Though, perhaps radiation somehow lessens the requirements for of the electric potential. Heck, perhaps the moisture in the air acts as a capacitor of sorts.

Oh yes they do. What is voltage? Electromotive force. Millions of volts sure is enough force to quite literally force those electrons on the outer shell of ANY insulator including air to become a conductor of current.
 

Cogman

Lifer
Sep 19, 2000
10,283
135
106
Oh yes they do. What is voltage? Electromotive force. Millions of volts sure is enough force to quite literally force those electrons on the outer shell of ANY insulator including air to become a conductor of current.

Ok, let me rephrase that. If you where to stick two probs randomly into a storm cloud, the voltage would be essentially zero (they've done this). In order to ionize air (as we now do it) very high voltages are required. Scientists have no clue where lightning comes from because, seemingly out of nowhere, you go from a voltage difference of 0 to 120MV. (see, thats what you get for listening to NPR)
 

disappoint

Lifer
Dec 7, 2009
10,132
382
126
Ok, let me rephrase that. If you where to stick two probs randomly into a storm cloud, the voltage would be essentially zero (they've done this). In order to ionize air (as we now do it) very high voltages are required. Scientists have no clue where lightning comes from because, seemingly out of nowhere, you go from a voltage difference of 0 to 120MV. (see, thats what you get for listening to NPR)

Some scientists might have no clue. You'll want to find ones that do. I assure you not all scientists are clueless on the subject.

I can stick my multimeter probes on my body, on my clothes, in my hair, on the door, the doorknob, my slippers, the carpet and show zero volts all over the place. Yet when I rub my pink bunny slippers on the carpet and touch that doorknob.....ouch! What happened? Basic simple to explain static electricity happened, that's what.

We built up enough charge to break down the hold those little nucular heathens have on their outer electron shells and zap...they jumped the gap. Wait what? what gap?

That band gap again: (http://en.wikipedia.org/wiki/Band_gap)

In order for an electron to jump from a valence band to a conduction band, it requires a specific minimum amount of energy for the transition. The required energy differs with different materials. Electrons can gain enough energy to jump to the conduction band by absorbing either a phonon (heat) or a photon (light).
Ok so wait the air is not that hot, so it's not heat, then it must be a photon, where is the photon coming from?

Scientists just don't know....lol I'm kidding of COURSE they know....they're just not telling you....Maybe they want to sell books, maybe the scientists you read really don't know....but I can't possibly be the only one who does know.....

And I do know....so....

The photon is a virtual photon that comes from the electric field. The electric field comes from the massive potential difference (EMF, voltage) between ground and a cloud with lots of static charge built up in it, or 2 clouds with a massive difference in charge buildup.
 
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Cattykit

Senior member
Nov 3, 2009
521
0
0
I doubt that will ever "help" me. Even though my brain cannot comprehend a vast amount of things that I wish it could, I understand some important parts that destroy the fabric of happiness which are unresolvable unless you're a fanatic lunatic hellbent on staying with some fundamental religion.

What? You think Buddhism is a fundamental religion? Your ignorance is quite amazing. Far more amazing than lightning.

Anyway, all this is coming from a guy who made threads about haircuts and how to roll shirt sleeves? Why don't stop embarrasing yourself here and work on your hair cuts and sleeves?
 

Cogman

Lifer
Sep 19, 2000
10,283
135
106
Some scientists might have no clue. You'll want to find ones that do. I assure you not all scientists are clueless on the subject.

I can stick my multimeter probes on my body, on my clothes, in my hair, on the door, the doorknob, my slippers, the carpet and show zero volts all over the place. Yet when I rub my pink bunny slippers on the carpet and touch that doorknob.....ouch! What happened? Basic simple to explain static electricity happened, that's what.

We built up enough charge to break down the hold those little nucular heathens have on their outer electron shells and zap...they jumped the gap. Wait what? what gap?

That band gap again: (http://en.wikipedia.org/wiki/Band_gap)

Ok so wait the air is not that hot, so it's not heat, then it must be a photon, where is the photon coming from?

Scientists just don't know....lol I'm kidding of COURSE they know....they're just not telling you....Maybe they want to sell books, maybe the scientists you read really don't know....but I can't possibly be the only one who does know.....

And I do know....so....

The photon is a virtual photon that comes from the electric field. The electric field comes from the massive potential difference (EMF, voltage) between ground and a cloud with lots of static charge built up in it, or 2 clouds with a massive difference in charge buildup.

You're still not listening. They don't know WHERE that emf difference is coming from. When you generate static electricity, placing a probe on your body and on the door knob will reveal a large voltage difference between the two. You could could always predict that when you touch the knob, you'll get shocked if you always measure the two before hand.

It is not so with lightning. The difference on one side of the cloud and the other is seemingly 0. Yet, the most common form of lightning is cloud to cloud. It would be predictable if say, the difference was 1000 volts, or 10000 volts. but it isn't. The jump happens seemingly when the lightning is formed. right before it strikes, the voltage difference jumps from 0 to 120 MV. That is amazing, we know of no other natural phenomenon that does that.

I know exactly where sparks come from. That isn't the mystery. The mystery is where the charge difference is coming from.