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Topic: Mushroom cloud


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In the News (Sat 6 Sep 08)

  
  Mushroom cloud - Wikipedia, the free encyclopedia
Mushroom clouds form as a result of the sudden formation of a large mass of hot low-density gasses near the ground creating a Rayleigh-Taylor instability.
Although the term "mushroom cloud" itself appears to be coined at the start of the 1950s, mushroom clouds generated by explosions were being described well before the atomic era.
Inside a mushroom cloud: cooler air is drawn into the rising toroidal fireball, which itself cools into the familiar cloud appearance.
en.wikipedia.org /wiki/Mushroom_cloud   (746 words)

  
 Mushroom - Wikipedia, the free encyclopedia
The main types of mushrooms are agarics (including the button mushroom, the most common mushroom eaten in the U.S.), boletes, chanterelles, tooth fungi, polypores, puffballs, jelly fungi, coral fungi, bracket fungi, stinkhorns, and cup fungi.
A number of other mushrooms are eaten for their psychoactive effects, such as fly agaric, which is used for shamanic purposes by tribes in northeast Siberia.
Currently, many species of mushrooms and fungi utilized as folk medicines for thousands of years are under intense study by ethnobotanists and medical researchers.
en.wikipedia.org /wiki/Mushroom   (1051 words)

  
 Mushroom cloud: Facts and details from Encyclopedia Topic   (Site not responding. Last check: 2007-11-05)
A mushroom is an above ground fruiting body (that is, a spore-producing structure) of a fungus, having a shaft and a cap; and by extension, the entire fungus producing...
Mushroom clouds form as a result of the sudden formation of a large mass of hot low-density gasses near the ground creating a Rayleigh-Taylor instability Rayleigh-Taylor instability quick summary:
The largest mushroom clouds to be photographed resulted from the impact of fragments of Comet Shoemaker-Levy 9[Click link for more facts about this topic] on the planet Jupiter[For more facts and a topic of this subject, click this link], EHandler: no quick summary.
www.absoluteastronomy.com /encyclopedia/m/mu/mushroom_cloud.htm   (1068 words)

  
 mushroom-shaped cloud - Hutchinson encyclopedia article about mushroom-shaped cloud
The wood mushroom Agaricus silvicola is edible, as are a number of mushrooms in the genus Agaricus.
The edible field mushroom is one of about 60 species of Agaricus, a genus of gill fungi.
Unlike plants, mushrooms (which are classified as part of the fungi kingdom) are not photosynthetic, but absorb food from the organic matter they live on or within.
encyclopedia.farlex.com /mushroom-shaped+cloud   (339 words)

  
 Mushroom cloud: Encyclopedia topic   (Site not responding. Last check: 2007-11-05)
Mushroom clouds form as a result of the sudden formation of a large mass of hot low-density gasses near the ground creating a Rayleigh-Taylor instability (Rayleigh-Taylor instability: the rayleigh-taylor instability, or rt instability, or, less commonly, the richtmyer-meshkov...
The mass of gas eventually reaches an altitude where it is no longer less dense than the surrounding air and disperses, the debris drawn upward from the ground scattering and drifting back down (see fallout (fallout: The radioactive particles that settle to the ground after a nuclear explosion)).
The largest mushroom clouds to be photographed resulted from the impact of fragments of Comet Shoemaker-Levy 9 (Comet Shoemaker-Levy 9: more facts about this subject) on the planet Jupiter (Jupiter: (Roman mythology) supreme god of Romans; counterpart of Greek Zeus), some of which rose hundreds of kilometers above the cloud layers.
www.absoluteastronomy.com /reference/mushroom_cloud   (333 words)

  
 Mushroom Clouds In Bryce
Select one of the cloud materials or one of the volume materials for your mushroom cloud.
With our mushroom cloud done, all we need is the blast rings at the base of the cloud and some lighting.
If you have been creating your mushroom cloud at the default location, centered at X=0, Z=0 coordinate, the light should by default be in the proper position.
www.corelmag.com /1003/blowup/blowup.html   (1170 words)

  
 ABC News: First Mushroom Cloud in Decades Will Rise Over Nevada   (Site not responding. Last check: 2007-11-05)
Mushroom clouds are commonly associated with nuclear blasts, but this cloud will come from the detonation of a 700-ton explosive charge designed to test new bunker-busting technologies.
Regardless, the military will put out the word to Las Vegas residents that they shouldn't be alarmed in the unlikely chance that they see a mushroom cloud on the horizon.
Known officially as the MOAB, it was dubbed "the mother of all bombs." MOAB is the largest air-dropped bomb in the Air Force's arsenal.
abcnews.go.com /US/story?id=1788259   (462 words)

  
 Guardian Unlimited Politics | Comment | Mark Honigsbaum: Magic mushrooms are harmless
The reason is that some time this summer - the Home Office won't specify - magic mushrooms, hitherto illegal only when dried or otherwise prepared, will, thanks to clause 21 of the new Drugs Act, be illegal in their fresh state - and classified as a class A drug alongside heroin and crack.
Magic mushrooms have a long and noble history of ritualistic use - rock paintings in Tassili, Algeria, dating back 8,000 years depict dancing shamans with what seem to be toadstools sprouting from their heads.
According to Simon Powell, author of a new book on magic mushrooms, the first westerner to study mushrooms found the experience as different from alcohol "as night and day".
politics.guardian.co.uk /comment/story/0,9115,1486483,00.html   (555 words)

  
 Mystery Utah Explosions Cause Huge Mushroom Clouds
Within 2 hours there were three different "explosions" resulting in mushroom clouds.
I say it's cumulus cloud forming over intense fire from which heated air is rising -- common phenomenon -- not someone testing 'suitcase' atom bombs after all.
A classic mushroom cloud formed very rapidly, from a brush fire in between the mountains of Vegas and Pahrump.
www.rense.com /general57/jsusu.htm   (316 words)

  
 Guardian Unlimited | Special reports | North Korea in mushroom cloud riddle
Bush administration officials have still to establish whether the 2.5-mile-wide cloud, seen in satellite pictures four days ago, was the result of an explosion or natural disaster.
However, according to the South Korean media, the cloud was caused by a blast that rocked an area in the north-eastern county Kimhyungjik, near the Chinese border, last Thursday, the 56th anniversary of communist North Korea's foundation.
The news of the mushroom cloud coincided with a report in the New York Times yesterday that President George Bush had received recent intelligence reports indicating unusual activity around suspected North Korean test sites.
www.guardian.co.uk /korea/article/0,2763,1303031,00.html   (671 words)

  
 Port Chicago
Not until the Hiroshima and the Nagasaki blasts was the general population of the world aware of terms such as "bright white light" and "mushroom cloud" in reference to a military explosion.
The local news accounts of the blast on July 17, 1944, all focus on a flashing bright light and a mushroom cloud - all written before the general public or the news media were even aware of the dawn of the nuclear age.
It was during the second explosion that the white flash and the mushroom cloud was reported.
www.sonic.net /sentinel/usa5.html   (8078 words)

  
 URGENT: NK explosion-mushroom cloud | The Agonist
Yonhap reported that a mushroom cloud up to 2.5 miles in diameter was spotted after the blast in remote Yanggang province in the far northeast.
Of the mushroom-shaped cloud that emerged over the north of the country last week, putting diplomats from East and West into a tizz, there is not a whisper.
A two-and-a-half mile wide mushroom cloud was seen close to the Chinese border on Thursday, sparking fears the ultra-secretive Communist regime may have carried out nuclear tests.
scoop.agonist.org /story/2004/9/11/202755/192   (16318 words)

  
 The Command Post - Global Recon - Blast, Mushroom Cloud Reported in N. Korea   (Site not responding. Last check: 2007-11-05)
A large explosion occurred in the northern part of North Korea, sending a huge mushroom cloud into the air on an important anniversary of the communist regime, South Korea's Yonhap news agency reported Sunday.
``We understand that a mushroom-shaped cloud about 3.5- to 4- kilometer (2.2 miles to 2.5 miles) in diameter was monitored during the explosion,'' Yonhap quoted an unidentified diplomatic source in Seoul as saying.
at September 12, 2004 12:25 AM The Yonhapnews agency, whom the other news agencies are citing as the source for the mushroom cloud report, has an additional article that follows up on the story.
www.command-post.org /nk/2_archives/015222.html   (707 words)

  
 Wired News: Mushroom Cloud Marks Nuke Horror
The crowd came from across the United States to see what was billed as a mushroom cloud blast of up to 500 feet that would invoke the frightening spectacle of a real nuclear explosion.
Held on private desert land about 75 miles from Reno, Nevada, Simnuke was a showcase for the pyrotechnic expertise of the team that produced it, and a chance for those on hand to bear witness to a fantastic visual display.
To create the giant, fiery mushroom cloud, the artists used six industrial fire-suppression fans, through which they pumped 400 gallons of a gasoline-and-biodiesel mixture rather than foam fire retardant.
www.wired.com /news/culture/0,1284,68242,00.html   (923 words)

  
 The Mushroom Cloud Model of the Kosmos   (Site not responding. Last check: 2007-11-05)
Within the cloud are the ideas and concepts that form the basis of our physical world.
As we get closer to the edge, the ideas become even more fine-grained, which eventually leads us to our individual personalities, with their thoughts, dreams, beliefs, emotions, and as we reach the surface physical bodies and environments.
The cloud expands with every new idea conceived within its interior, and with every new experience in physical reality on its surface.
www.umsonline.edu /courses/expansive_cosmology/class1.asp   (519 words)

  
 'Mushroom cloud' seen over north - The Washington Times: Nation/Politics - September 12, 2004   (Site not responding. Last check: 2007-11-05)
SEOUL (AP) — A large explosion occurred in the northern part of North Korea, sending a huge mushroom cloud into the air on an important anniversary of the communist regime, a South Korean news agency reported today.
The explosion in Kim Hyong Jik county blasted a crater big enough to be noticed by a satellite, the source said.
"We understand that a mushroom-shaped cloud about 3.5 to 4 kilometers (about 2 to 2½ miles) in diameter was monitored during the explosion," Yonhap quoted an unidentified diplomatic source in Seoul as saying.
washingtontimes.com /national/20040912-125611-4522r.htm   (210 words)

  
 Science & Technology at Scientific American.com: Ask the Experts: Physics: What are the processes that determine ...   (Site not responding. Last check: 2007-11-05)
"Contrary to a common misconception, the shape of the mushroom cloud does not depend on the nuclear or thermonuclear component; as you note, a massive detonation of chemical explosives would produce the same effect.
In the case of a nuclear detonation, the bomb emits a blast of x-rays, which ionize and heat the surrounding air; that hot bubble of gas is known as a fireball.
The rising cloud creates a powerful updraft which picks up dust, forming the stem of the mushroom cloud.
www.sciam.com /askexpert_question.cfm?articleID=000B5D09-6C1D-1C71-9EB7809EC588F2D7   (469 words)

  
 Las Vegas SUN: Columnist Jeff German: Mushroom cloud hangs over state
The "mushroom cloud" license plate was considered dead and buried in a missile-proof cask six months ago.
That was all it took for Department of Motor Vehicles Director Ginny Lewis to announce on May 31 that she had decided to nuke the mushroom cloud design.
The plate should be seen as a tribute to the thousands of Nevadans who participated in the atomic testing program, especially those who died from radiation exposure, to make the world a safer place to live.
www.lasvegassun.com /sunbin/stories/text/2002/nov/26/514303240.html   (752 words)

  
 Las Vegas SUN: Letter: Mushroom cloud is a symbol of death to many   (Site not responding. Last check: 2007-11-05)
Letter: Mushroom cloud is a symbol of death to many
When I read that the DMV has announced that we Nevadans will be able to purchase a license plate bearing the image of the mushroom cloud, my heart broke once again.
The mushroom cloud is a symbol to too many of lives ruined.
www.lasvegassun.com /sunbin/stories/text/2002/may/02/513392354.html   (362 words)

  
 Mushroom Cloud - GameDev.Net Discussion Forums
Presumably he means that Empire Earth 2 has a decent mushroom cloud effect and if you play it you'll be able to see the demo of the effect you were asking about...
Posted - 5/6/2005 5:01:47 PM I did a reasonable mushroom cloud using geometry with animated scaling, overlaid with lots of particles, shockwaves etc - it didnt look like a "real" nuclear explosion as such, but it looked very "awe inspiring" - which for the most part is what you want...
Red is temperature, green is matter density(higher at lower heights because of gravitation), blue is speed, white dots is particles dragged by fluid (particles are randomply deleted and re-added).
www.gamedev.net /community/forums/topic.asp?topic_id=317580   (1996 words)

  
 Democratic Underground Forums - Bomb test to form mushroom cloud in Florida   (Site not responding. Last check: 2007-11-05)
The bomb is so powerful that it's detonation was expected to create a mushroom cloud visible for miles.
Separately, the Pentagon's No. 2 official said in a speech to the Veterans of Foreign Wars that if President Bush decides to invade Iraq, it will be a "war of liberation" as well as an effort to rid Iraq of weapons banned by the United Nations.
Messages posted on the Democratic Underground Discussion Forums are the opinions of the individuals who post them, and do not necessarily represent the opinions of Democratic Underground, LLC.
www.democraticunderground.com /duforum/DCForumID61/17891.html   (227 words)

  
 Halfbakery: Mushroom Cloud
Meanwhile, redheads are stereotypically tempermentally explosive, so I think the mushroom cloud hair style is just perfect for them.
Certainly, if you were being followed by a cloud of mushrooms.
Another type of mushroom cloud: A puffball that has been hit by a golf club.
www.halfbakery.com /idea/Mushroom_20Cloud   (716 words)

  
 Bush's Mushroom Cloud as a Smoking Gun Speech
Bush's Mushroom Cloud as a Smoking Gun Speech
Facing clear evidence of peril, we cannot wait for the final proof -- the smoking gun -- that could come in the form of a mushroom cloud.
As President Kennedy said in October of 1962: "Neither the United States of America nor the world community of nations can tolerate deliberate deception and offensive threats on the part of any nation, large or small.
www.narsil.org /war_on_iraq/bush_october_7_2002.html   (3637 words)

  
 CNN.com - North Korea cloud 'not nuke blast' - Sep 12, 2004
SEOUL, South Korea (CNN) -- A large cloud that appeared over North Korea in satellite images several days ago was not the result of a nuclear explosion, according to a U.S. official.
South Korea's Yonhap news agency is reporting a huge explosion shook North Korea's northernmost province on Thursday producing a mushroom cloud over two miles (4 km) wide.
The U.S. official said the cloud could be the result of a forest fire.
edition.cnn.com /2004/WORLD/asiapcf/09/11/nkorea.blast   (330 words)

  
 Questions for Condoleezza
Just as significant is that there was not a single reference in her set speech about Saddam trying to acquire nuclear weapons.
Before the war, Rice said, "we don't want the smoking gun to be a mushroom cloud." The scary vision of mushroom clouds was repeated by Bush and General Tommy Franks, head of Central Command.
Rice continues to say we were right not to wait for Saddam's smoking gun to be a mushroom cloud.
www.commondreams.org /views03/0813-02.htm   (906 words)

  
 Shiitake Tutorial v1.2 part 1
After deciding that I wanted to animate a mushroom cloud I had the difficult task of working out how the heck I was going to do it.
Initially I toyed with the idea of using particles, after all a mushroom cloud is made up of dust particles, but after a little consideration and experimentation I concluded that it was possible but it would take a very, very long time.
So now that I had chosen to use spline-patch surfaces I had to work out how I was going to get the curling clouds of smoke look.
www.hash.com /users/weevil   (410 words)

  
 CBC News: Explosions caused mushroom cloud over N. Korea: source
The explosion in Kim Hyong Jik county produced a crater large enough to be seen by a satellite, said the Yonhap news agency.
The cloud measured 3.5 to 4 kilometres in diameter, an unidentified diplomatic source told Yonhap.
Last Thursday was the founding anniversary of North Korea and some officials believe the communist country may have used the day to conduct a nuclear-related test, but there's no indication that is so.
www.cbc.ca /story/world/national/2004/09/11/korea_nuclear040911.html   (188 words)

  
 N. Korea: Blast part of construction project - World News - MSNBC.com
South Korean and U.S. officials had said Sunday they were trying to ascertain the cause of the huge cloud.
The size of the reported explosion on the 56th anniversary of the foundation of North Korea had raised speculation that it might be a nuclear test.
South Korean Unification Minister Chung Dong-young said at the National Assembly in Seoul that the large cloud near the North Korean-Chinese border was confirmed by satellite pictures, but that overcast skies made it difficult to tell what caused it, the Yonhap news agency reported.
www.msnbc.msn.com /id/5973861   (753 words)

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