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Yoda's famous speech from The Empire Strikes Back

lurgee (Member Profile)

Large Filament Eruption On The Sun: 8/31/2012--SPECTACULAR!

kceaton1 says...

*promote

This is most likely the most AMAZING filament eruption to be caught on video. It is caused by a little process called magnetic reconnection. It's a little process that gives us our solar flares, these filaments, CMEs (Coronal Mass Ejections), auroras, and the possible potential for very dangerous radiation storms every few millennium--give or take a few. Basically, plasma flows along these field lines of magnetism. When things get out of hand, then those field lines distort and change and all of a sudden things get very dangerous (AND sometimes beautiful). The faster the magnetic field changes the faster the particles will travel making them more and more dangerous as the events unfold fast enough giving them more energy (kinetic & heat), which in turn if directed at us means it penetrates much further into our protective field and anything outside of the field, crispy--in the shredded DNA, cells, you name it sense.

Occasionally, Earth's magnetic field breaks down a bit (if I remember why correctly it was a certain "sequence" within our magnetic shield and it reacts badly with the Sun's--don't quote me though, I really need to look it back up again it was a very long time ago I remember this from), if a large solar flare directed towards Earth ever happened before Earth had enough time to fully build back it's strength we would be FAR more in trouble than usual, but this would be a rare event. Usually what happens is that the charged particles follow Earth's magnetic lines and go to the poles, which is the one place on Earth where you do suffer the most radiation from the Sun (basically wherever the poles are as the plasma follows the polarity or "field lines" of Earth's magnetic field). It's also why the closer you are to the poles the better your view is of the aurora as the particles streaming in, if there is a sufficient quantity moving very fast (the more energy, especially kinetic--speed, the farther the penetration into the atmosphere and the lower the aurora becomes visible), will enter the atmosphere and begin to be absorbed by various elements that our atmosphere is compromised of like Nitrogen.

Here's a quick explanation. Basically, the particles collide with atoms of molecules/elements or anything in the higher atmosphere, exciting their electrons into higher energy levels, which is known fundamentally in science as quantum leap/atomic transition/electron transition it's one of the atom's most fundamental abilities dealing with "extra energy" being pushed into a system that wants balance (this is a very common process that happens ALL DAY long, EVERYWHERE around you; it transfers photons essentially--pure energy--BUT, what is the energy in the form of as it's energy level makes it do very many different things; you could see things, what you consider the normal range of light--it's EXACTLY how light goes THROUGH a window--it doesn't go through the window it is transferred via the atoms from one side to the next, this is ALSO why people are trying to get invisibility to work as it just might; HEAT is another one that is transferred all the time--it literally radiates outwards from our bodies and then we are surrounded by excited electrons and the infrared range of light we are putting out, the heat of a human body...or any animal; this goes on and on, it happens everywhere and as I said ALL-THE-TIME, it's perhaps one of the most critical processes and abilities of the atom and how photons also transfer their energy between areas in a direction; a little off-topic information for those that don't realize how much is going on, everywhere, all the time, at any given second...it's a complicated, but beautiful world)), and making them give off light that we see when the charge they've taken on finally returns the molecule/element's electrons to their normal orbits in the electron shell; the color depends on what molecule/element was being bombarded and how much energy was involved from the particle that hit it). This of course transfers all the energy that those particles had and we get a nice light show.

/I thought I'd fill my promote with something useful; ...on why these happen...
//edit-For a little more clarity, grammar and a bit more information that I hope some will appreciate if it helps anyone learn something or atleast go look up some of this and learn some on their own; taking an interest in science, it's one of the most important things in the world that we have.
///Spreading science is just as important; it's the one literal thing we do/use that has ever allowed us to deal with the worst problems we have: fear, pain, death, disease, sorrow, despair, ignorance, etc... Science IS the light in the dark. It is our best hope for mankind's continued existence and a good life. It is the single most important activity we now do as a group; it's our savior from us and what's out there...

Battlefield 3: In-game, gameplay footage

FlowersInHisHair says...

>> ^NetRunner:

Nice lighting engine.
Oh, and I agree with the mass of people saying the modern FPS is bland and has been way overdone (and often are being too obvious about also being military recruitment tools), but just thank your lucky stars they finally stopped making them all be set in WW2.


I prefer WW2 shooters. Drama, pathos, French fields and period weapons FTW. Plus the knowledge you're fighting against Hitler makes things a little less "morally grey".

Battlefield 3: In-game, gameplay footage

NetRunner says...

Nice lighting engine.

Oh, and I agree with the mass of people saying the modern FPS is bland and has been way overdone (and often are being too obvious about also being military recruitment tools), but just thank your lucky stars they finally stopped making them all be set in WW2.

Freezelight Magical Forest

zeoverlord says...

Up vote because this is really frigging hard to do, i tried it once and sure it's easy to get some nice light squiggles going, but then repeating it in the shape of a animated bird is just nuts, though i guess one could write a iphone app for this.

Overdrift (It’s Impossible to Drive Straight)

Hsing I Chaun - Practical Martial Art

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