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When Fire Strikes, Stop, Drop and... Sing?
For over 150 years, scientists have known that fires can be extinguished with sound waves, but they still don't know how
"I throw more power into my voice, and now the flame is extinguished," wrote Irish scientist John Tyndall about his experiments with sound and fire in 18... | web |
Index Scientific Psychic
Scientific Psychic
Driving Test
This exam tests your knowledge of driving rules in the United States. Since the rules differ from state to state, refer to your state's motor vehicle laws for definitive answers.
You have 15 minutes to answer 20 questions. To pass the test, you must answer at ... | web |
Safety and Wellness
Lea este articulo en EspanolEveryone's spine is slightly rounded as it runs up the back. The thoracic vertebrae, which are attached to the ribs, usually round forward at a gentle angle that everybody has, about 20-40 degrees. If this angle is too pronounced, more than 50 degrees or so, it's called... | web |
[Photo via flickr: Howard Walfish, of Eat to Blog]
Turnips are vegetables that don't mind the cold at all. If turnips grew in temperatures over 80 degrees Fahrenheit, the turnips would mature too soon, becoming bitter and woody, according to the National Gardening Association. Available year-round in retail grocery st... | web |
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Introduction to :
The Pythagorean Theorem is great for solving word problems. It's also good for sparking some scintillating dinner conversation. At least, we think so; no word yet from that dude who ran screaming from the room. When a word problem describes a situ... | web |
Shreeya Burman had her first seizure when she was 6 months old.
She's 12 now, diagnosed with a debilitating, largely untreatable form of epilepsy. Her seizures occur almost daily, sometimes more than a dozen in a day. Her parents never know when she'll have her next seizure, how bad it will be or how long it will last... | web |
"You Silly Goose!" Building a Telescope with John Dobson
Sidewalk Astronomer Mike Portuesi shares his experiences in John Dobson's telescope making class.
A Dobsonian telescope showing a lunar eclipse to the public
"You built that thing yourself?!"
Every time I set my telescope on the front sidewalk, visitors ask i... | web |
Blacks and salt: Should the Dietary Guidelines single out African-Americans for low-sodium diets?
Health and medicine explained.
April 18 2011 3:07 PM
Black Salt
Should the government single out African-Americans for low-sodium diets?
Salty pizza. Click image to expand.
Should all African-Americans be advised to l... | web |
Learn English While You Sleep
Japanese to English
For Your Ears Only - Learn like a Spy
You can rapidly learn English or ANY NEW language.
The 100 basic words used in English conversation are shown below:
1. a, an
51. often
2. after
52. on
3. again
53. one
4. all
54. only
5. almost
55. or
6. also
56... | web |
What is gravity really?
What is gravity really?
Because of gravity, if you drop something, it falls down, instead of up. Well, everybody knows that! But, what does this really mean? What is gravity?
Spiral galaxyGravity has played a big part in making the universe the way it is. Gravity is what makes pieces of matter... | web |
Air Pollution Has Been a Problem Since the Days of Ancient Rome
By testing ice cores in Greenland, scientists can look back at environmental data from millennia past
Methane gas has impacted our atmosphere since the Romans. (Illustration by Kim Rosen)
Smithsonian Magazine | Subscribe
Before the Industrial Revolution... | web |
Texas A&M University-Kingsville
What is Systems Thinking?
Everything is Related
Systems Thinking is an approach to understanding anything and everything! The idea is that everything is related – everything is part of a system!
Empty Water Bottle no markings
A great example of applying a Systems Thinking approach i... | web |
Family Systems Notes
Craig Chalquist, MS PhD
These notes from my therapy school days reflect the Family Systems paradigm I was given in the course of my first education into doing psychotherapy. Many of the concepts retain their clinical usefulness, although some of the more mechanistic/cybernetic language has been r... | web |
Sample TOEFL Essays
Sample essays for TOEFL can be written by students who want to prepare for the 'independent writing 'section of TOEFL. The topics on which to write model essays are available at the official website of TOEFL. The topics are very varied and the students can get good practice for TOEFL Writing sectio... | web |
We make precast septic tanks and often get water trails on the tank surfaces, even though we use admixtures. Is there a way to avoid these, or will they always have some trails?
The condition you describe is called sand streaking, and it’s caused by excessive bleeding. As bleedwater moves upward along the form in long... | web |
Growing reliance on fewer crops will increase risk of drought and disease
Results of 50-year study suggest changing food patterns will lead to rise in obesity and global food insecurity
Maize field
A field of maize, one of the crops now featuring predominantly in people's diets. Photograph: Christopher Furlong/Getty I... | web |
I keep hearing comparisons between the London riots and riots in other European cities—window smashing in Athens or car bonfires in Paris. And there are parallels, to be sure: a spark set by police violence, a generation that feels forgotten.
Back then the people on cable news thought looting was highly political. Th... | web |
Underwater mountains vital to climate, ocean currents
Sept. 19, 2013 at 2:00 PM
EXETER, England, Sept. 19 (UPI) -- An undersea mountain passage near Antarctica may provide valuable information about regulating Earth's climate and ocean currents, British researchers said.
The researchers found seawater from mid- and ... | web |
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The effects of south africa on sub saharan mineral economies
The economic effects South Africa has on host mineral economies, within Sub Saharan Africa and its overall impact as production base on regional production integration in the region. Production Base... | web |
Who Do We Have to Blow to Get Gay Marriage in New York?
At least the governor’s on board.
In Europe, Gay Pride parades are held each year on the occasion known as "Christopher Street Day"—a nod to the New York street that gave birth to the worldwide gay rights movement with the Stonewall riots.
But if this city once... | web |
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The only thing worse than a sick child is trying to give her medicine when she doesn't like to take it. As most parents know, it's not as easy as Mary Poppins makes it out to be–and frankly, a spoonful of sugar is probably the last thing they need. Luckily, we found four tricks t... | web |
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Nope. At least 12 different scientific studies have found no connection, says Andrea Giancoli, RD, a spokeswoman for the American Dietetic Association. While sugar is a carbohydrate that our bodies use for energy, it shouldn't make you more hyper than if you ate any other carbohy... | web |
Different strokes
"Different strokes" Continued...
Issue: "Tiananmen massacre," June 6, 2009
The view that life in the world has significance is clear in Netherlandish painter Pieter Bruegel's "The Harvesters" (1565), a vast panorama of people-some industrious, some lazy-going about their everyday activities, with G... | web |
The monument at San Jacinto
The monument at San Jacinto
A battle that changed the world
Today is the anniversary of the Battle of San Jacinto, fought in 1836 near what is now the city named after Sam Houston, who led the Texan army that day in a fight that lasted only 18 minutes. About 630 Mexican soldiers and nine ... | web |
(Newser) - When Xiao Feng was admitted to a hospital in China with an extremely swollen stomach, doctors made a pretty disturbing find: The 2-year-old boy was carrying his own twin inside his stomach.
The undeveloped fetus acted as a parasite, growing until it took up two-thirds of Feng's stomach, Inquisitr reports. I... | web |
Professors help demystify the crisis in Syria
WSAW Channel 7 Wausau
By Elizabeth Schilder
If you're confused about what's going on in Syria, don't worry you're not alone. That's why NewsChannel 7 went on the hunt collecting answers to your most commonly asked questions.
Where is Syria? Why are the people of Syria fig... | web |
For the rural farmer, there was only one place to purchase goods — the general store. Even though the nation was switching to brand names and unique products, the farmer's store wouldn't necessarily have these products. Flour, crackers, material, all of these products came in bulk packages the general store clerk parce... | web |
THE JUNGLE -- Upton Sinclair
Chapter 14
Jonas had told them how the meat that was taken out of pickle would often be found sour, and how they would rub it up with soda to take away the smell, and sell it to be eaten on free-lunch counters; also of all the miracles of chemistry which they performed, giving to any s... | web |
Knowing Chinese makes you sexy, rich and happy :)
Mandarin or Cantonese?
July 6, 2008 – 11:44 am
Mandarin Chinese (普通话 putonghua) is the most widely spoken Chinese dialect. The other very important dialect is Cantonese. Other dialects are far less important and only spoken by a much smaller group of people. The diff... | web |
Compare and Contrast Essay
Cluster: cluster
Thesis: Compare these two car types which are SUV and Sedan in terms of their cost, convenience, and stability.
(1) Cost
A) SUV and Sedans are expensive automobilies.
B) SUVs are more expensive than sedans, because SUVs cost a lot of the vehicle production cost.
C) Sed... | web |
Layout Specifications in Version 1.6
From Joomla! Documentation
Revision as of 00:12, 24 December 2009 by Andrea.tarr (Talk | contribs)
Replacement filing cabinet.png
Documentation all together tranparent small.png
Under Construction
This article was last edited by Andrea.tarr (talk| contribs) 5 years ago. (Purge)
... | web |
Byblis (plant)
From Wikipedia, the free encyclopedia
(Redirected from Byblis plant)
Jump to: navigation, search
Byblis liniflora
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Lamiales
Family: Byblidaceae
Genus: Byblis
See text.
Byblis /ˈbɪblɨs/ ... | web |
Hash-based message authentication code
From Wikipedia, the free encyclopedia
Jump to: navigation, search
SHA-1 HMAC Generation.
In cryptography, a keyed-hash message authentication code (HMAC) is a specific construction for calculating a message authentication code (MAC) involving a cryptographic hash function in com... | web |
Music of Wales
From Wikipedia, the free encyclopedia
Jump to: navigation, search
Wales has a strong and distinctive link with music. Singing is a significant part of Welsh national identity, and the country is traditionally referred to as "the land of song".[1] This is a modern stereotype based on 19th century concep... | web |
Prior-appropriation water rights
From Wikipedia, the free encyclopedia
(Redirected from Prior appropriation water rights)
Jump to: navigation, search
Prior appropriation water rights is the legal doctrine that the first person to take a quantity of water from a water source for "beneficial use"—agricultural, indust... | web |
T helper 17 cell
From Wikipedia, the free encyclopedia
Jump to: navigation, search
T helper 17 cells (Th17) Th17 helper cells are a subset of T helper cells developmentally distinct from Th1 and Th2 lineages producing interleukin 17 (IL-17).
Transforming growth factor beta (TGF-β), interleukin 6 (IL-6), interleukin... | web |
Tornado Facts
A tornado is a tube of violently spinning air that touches the ground. Wind inside the tornado spins fast, but the actual 'circle' of wind around them is massive. This makes tornadoes very dangerous. Tornadoes are especially dangerous to people in cars or mobile homes. See the fact file below for more in... | web |
KSJ Tracker October 30, 2012
Hurricane Sandy and the Climate Change Debate
Satellite image of Hurricane Sandy: CISSSM/University of Wisconsin
In comments Tuesday, while discussing the high-powered destruction wrought by Hurricane Sandy, New York Gov. Andrew Cuomo went into territory mostly avoided by U.S. politician... | web |
Documentation Primer/Manual/DocBook Reference/GUI elements
Jump to: navigation, search
This page is a translated version of a page Documentation Primer/Manual/DocBook Reference/GUI elements and the translation is 100% complete.
Other languages:English 100%
The GUI elements, menus, toolbars and shortcuts.
The resul... | web |
Message from Chair
jeffaThere may have never been a time when an understanding of the world was more important than it is now! Complex global issues such as terrorism, climate change, migration, population growth, food production, energy consumption, deforestation, and desertification, to note just a few, must be care... | web |
Petition Closed
Champion global vaccines and prevent millions of unnecessary childhood deaths
While most children in countries like the U.S. already receive these life-saving immunizations, 2 million children continue to die every year in developing countries of diseases like measles, pneumonia or diarrhea, because ... | web |
Next: , Previous: , Up: MS-DOS [Contents][Index]
G.12.3 Display on MS-DOS
Display on MS-DOS cannot use font variants, like bold or italic, but it does support multiple faces, each of which can specify a foreground and a background color. Therefore, you can get the full functionality of Emacs packages that use fonts... | web |
Chapter 1
Ahasuerus of Persia and Media makes royal feasts—Vashti disobeys the king and is deposed as queen.
Now it came to pass in the days of aAhasuerus, (this is Ahasuerus which reigned, from India even unto Ethiopia, over an hundred and seven and twenty bprovinces:)
That in those days, when the king Ahasuerus ... | web |
View Full Version : Object-Oriented OpenGL
09-04-2001, 12:28 AM
This would be more of an OpenGL 2 or an opensource project by freelance programmers:
I recently fell in love with Cocoa, a great programming language for MacOS X. It is extremely compact code, excellent workflow, easy to write for, etc. My idea for OpenG... | web |
Tzarich Iyun: The Translation of “Yam Suf”
Misconception:Upon leaving Egypt, the Jews crossed the Yam Suf, which is translated as the Red Sea. This translation, however, is an error. Red Sea is a corruption of the correct Old English (OE) translation, Reed (Rede) Sea. (Rede is a legitimate spelling of reed in OE.)
Fa... | web |
Towards a Sustainable Cocoa Chain
Power and possibilities within the cocoa and chocolate sector
This report contributes in various ways to the debate on a sustainable cocoa economy.
A sustainable cocoa economy is where each person investing time or money into the supply chain would be able to earn a decent income fo... | web |
Measuring the permeability of metallic objects
1. Hello everyone. I'm working on a project where I have to do a finite element simulation of low frequency magnetic coupling. But my problem is that I don't know the permeability of all the objects involved. Can anyone suggest a good way to measure the permeability of ... | web |
In a cheery nod to the season, Washington Post WonkBlog editor Ezra Klein reviewed some classic results from economic research done, as all too much research is, with college students, in this case, about Christmas presents.
In the 1993 study by Joel Waldfogel that led to his Princeton University Press book Scroogenom... | web |
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How to Have a Healthy Home
Published Feb 13 2015 11:25 AM EST
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Whether your home's spotless or looks like a tornado hit it, there are plenty of places where germs can breed. Here's how to keep contamination to a minimum.
The kitchen
Garbage disposal: A veri... | web |
Take the 2-minute tour ×
I have a uno that I have been using for 3 years now. I will be using it again in a rather critical project in which failure on the part of the board could be rather expensive and dangerous. So, I would like to be sure that the board is not approaching end of life or going to fail anytime soon.... | web |
Tea party vision closer to Articles of Confederation, not Constitution
tea-party-protest.JPGTea Party members protest in Washington in this September 2010 file photo.
By Jonathan Mercantini
As schools across the state celebrate Constitution Day today, it seems especially appropriate to look more closely at the natio... | web |
« Google and my P.I.I. -- Scary thoughts | Main | Final test begins »
November 18, 2005
XHTML can actually be used to dramatically speed up a site, if you use it right, but what I am about to describe may be considered "cheating".
Since XHTML is HTML implemented in XML, you can use AJAX techniques with it. You don... | web |
Tuesday, November 24, 2009
Epidural Pain Relief (硬膜外麻醉)
What is epidural anesthesia?
Epidural anesthesia is an effective pain relief approach to control labour pain during normal delivery.
Epidural blocks the nerve impulses from the lower spinal segments resulting in decreased sensation in the lower half of the body... | web |
Why Does a Climatologist Need to Explain Economics to Joe Nocera?
When Joe Nocera was given his own New York Times op-ed page column, we noted (FAIR Blog, 3/2/11) that his Times business column had been responsible for some embarrassing corrections. For example, he had written a piece (6/26/10) about how offshore oil ... | web |
Dental Problems
What are Extrinsic and Intrinsic Stains?
Extrinsic and Intrinsic Stains
Extrinsic and Intrinsic Stains: Tooth discoloration is caused by multiple local and systemic conditions Extrinsic dental stains are caused by predisposing factors and other factors such as dental plaque and calculus, foods and be... | web |
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When you have a prefix, such as a lamed, before the name YKVK people pronounce it la | donai instead of la | a | donai. Why?
share|improve this question
3 Answers 3
up vote 3 down vote accepted
This rule applies not only to the lamed prefix, but also to vav, kaf, and bais. My understanding... | web |
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BBC News
watch One-Minute World News
Last Updated: Friday, 19 January 2007, 11:59 GMT
Rwanda 'to scrap death penalty'
A survivor prays at a mass grave
Many of those responsible for the genocide have yet to face justice
Rwanda's cabinet has voted to scrap the death pen... | web |
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I am relatively new to the concept of generating diagrams in LaTeX, and do not know if LaTeX is capable of generating the diagram i wish to create. The diagram looks like this:
enter image description here
I was hoping someone could point me in the right direction as to how I would go around... | web |
health conditions
Question by Ferrant (69)
What should I know about stopped-up sweat glands?
Answer by lalagirl (83)
This condition is called Fox-Fordyce disease. When sweat glands are blocked, cysts that are filled with celluar debris form. The symptoms of this condition include bumps around hair follicles, re... | web |
From Wiki
Revision as of 11:56, 5 May 2008 by Klaus (Talk | contribs)
Jump to: navigation, search
Remapping is the process of changing the image geometry in order to fit to the adjacent images that should contribute to a panorama.
It highly depends on aligning, since any alignment change of an image requires a diff... | web |
Many people in synthetic biology, including myself and much of my lab, are working on using biology to make things more efficiently, renewably, and sustainably. Being able to make plastic replacing biomaterials, chemicals, medicines, and fuels in living cells from renewable resources (especially in photosynthetic organ... | web |
Cold Weather Can Help You Lose Weight
By Molly Clifton
There's a silver lining to all this cold weather.
Spending more time in the cold could help you lose weight.
Researchers in the Netherlands say when our bodies work to control body temperature we expend energy.
They found that after six hours a day in the mi... | web |
neural coding of behavior: evidence for precise timing of spikes ?
Mark Laubach laubach at
Mon Dec 18 19:50:46 EST 1995
jan at (Jan Vorbrueggen) wrote:
>In an electric eel, a frequecy selection cell changed behavious (selected a
>different frequency of the side organ) dependent on a one microsecond timing
>differenc... | web |
Act 5, Scene 2 Notes from Antony and Cleopatra
This section contains 955 words
(approx. 4 pages at 300 words per page)
Get the premium Antony and Cleopatra Book Notes
Antony and Cleopatra Act 5, Scene 2
Cleopatra tells Charmian, Iras, and Mardian that she is beginning to feel better; her impending suicide is better ... | web |
Overall Turnover
DEFINITION of 'Overall Turnover'
A synonym for total revenues, commonly used in Europe and Asia. Overall turnover, in the North American context, may also refer to certain metrics, such as labor turnover or asset turnover for an organization as a whole. Overall turnover measures these metrics on a c... | web |
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Intent, Specific & General
The terms specific intent and general intent are traditional solutions to the very difficult problem of applying mens rea to specific criminal acts. Some instances of crime require very little intent, while others require a great deal. Perjury, for example, requires... | web |
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Monday, June 22, 2015
Open Letter to America
No comments:
Open Letter to America
22 June 2015 by Rob John
There has been a war of ideas ever since man could think and as all ideas do, they have consequences. Ideas come from experience, knowledge, reason and education. Some result in good; othe... | web |
Diagnostic Imaging
xrayRadiography is the use of X-rays to image the body for diagnostic purposes. Using an X-ray machine, X-rays are passed through the body or part of the body and an image is recorded on the opposite side using photographic film (classic radiography) or electronic X-ray detectors (digital radiograp... | web |
Apparent Wind - (n) The wind experienced by a vessel which constrains its speed and course. The apparent wind is the vector sum of the "true wind" and the wind generated by the motion of the vessel.
I believe that the actions an individual takes matter. The efforts each of us expends effects the course of our life, a... | web |
[ISN] There is no cyber war the same way there is no nuclear war
By Richard Stiennon
One of the staff at my school (Kingâs College, London) recently published a paper that used Clausewitzian definitions of war to declaim that there has been no cyberwar, cyberwar is not happening now, and cyberwar is unlikely to oc... | web |
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As far as I understand, various abilities like flying, sight, hearing etc. were caused by slow evolution, where those with a greater ability to to these things had better chance of survival. (If this assumption is wrong, then I am happy to delete this question).
Are there, however, any docume... | web |
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This may be a stupid question showing my lack of understanding of taxonomy, but I was wondering if the current classification system we use contains broad enough categories to include new life forms, if they are discovered on other planets? Would this depend on whether or not the new organisms... | web |
Brief introduction to four programming language concepts
March 27th, 2007
The following is a whirlwind introduction to four widely misunderstood concepts in programming languages: closures, classes, callbacks, and continuations. (It would be more accurate to say “objects” rather than “classes”, but I couldn’t pass up... | web |
Chemists Without Borders
Sunday, December 04, 2005
Toxic Pollution: our Right to Know
From OMB Watch
EPA recently announced plans to dismantle the Toxic Release Inventory (TRI), our nation’s premier tool for notifying the public out about toxic pollution. The TRI annually provides communities with details about th... | web |
Boo ! Halloween
Great Highland Bagpipe (A' Phìob Mhòr), Bagpiper, London
This is a photo of a bagpiper, playing a Great Highland Bagpipe (A' Phìob Mhòr in Gaelic), a type of bagpipe native to Scotland, which has achieved widespread recognition through its usage in the British military and in pipe bands throughout... | web |
Plutarch’s Lives
Comparison of Tiberius and Caius Gracchus with Agis and Cleomenes
Translated by John Dryden
Revised by Arthur Hugh Clough
Having given an account severally of these persons, it remains only that we should take a view of them in comparison with one another.
As for the Gracchi, the greatest detractor... | web |
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I was reading a book which made me wonder whether the true message of Jesus has been faithfully passed down to this age. I would like to know whether the Gospels have been preserved textually and linguistically like what the disciples of Jesus would be hearing at the time of Jesus?
I read tha... | web |
W On Newsstands Now
Issue 4.09 | Sep 1996
Page 2 of 4
previous | start | next
Printing? Use this version
Space Case (continued)
Archive Category:
Space Exploration
Global Economy
Right now, on the drawing board at least, the empty reaches of the heavens look darn crowded. Motorola Inc., for example, has raised ov... | web |
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It seems to be common knowledge among bakers that salted butter has a higher water content than unsalted*. How much higher?
And if there's a different amount of water, why does this nutritional data say there's the same amount of fat in salted and unsalted butter? (I'm fairly sure I've seen t... | web |
Called forth
The image above shows engineers of the 8th New York State Militia in 1861 in federal service sometime after April 25th, when they mustered in. They were discharged August 2nd of that year, their national service finished. Here, they look fabulous for brand spanking new recruits, which, of course, they are... | web |
Memory Alpha
Gorn warship
38,685pages on
this wiki
Mirror Universe
(coexisting on another dimensional plane)
The Gorn warship was a type of warship utilized by the Gorn, in the mirror universe, during the 22nd century.
After the USS Defiant was captured by the crew of the ISS Enterprise, Slar requested to escape th... | web |
Learning More About Levitation
• Share
• Read Later
Not quite yet: Jerry Lewis levitates in Visit to a Small Planet, 1960
Physics always seems to want to come out and play. Just when this most technical of sciences starts to become impossibly arcane, it goes goofy on you, as it did last year with the announcemen... | web |
One of 20th century’s most prolific architects, Eero Saarinen built some of the most iconic buildings of his time by age 50. Tragically he died two weeks after his 51st birthday shortly after being diagnosed with brain tumor.
Born in Kirkkonummi, Finland on August 20, 1910, Eero Saarinen shared the same birthday as h... | web |
A definite integral is a more focused form of a mathematical tool called an indefinite integral. When using indefinite integrals, any integrated function or curve must have the arbitrary constant C added to it because the function could be anywhere along the y-axis. In a definite integral, limits of integration are def... | web |
Relativity-7: What could be other reasons for the CERN-Gran Sasso results?
(For previous posts in this series, see here.)
The reactions to the reports of the CERN-Gran Sasso discovery of possibly faster-than-light neutrinos open a window into how science operates, and the differences in the way that the scientific co... | web |
Discussion in 'עברית (Hebrew)' started by Isidore Demsky, Sep 10, 2013.
1. Isidore Demsky Senior Member
Is אנושה (as used in Jer. 15:18) masculine or feminine?
2. Egmont Senior Member
Massachusetts, U.S.
English - U.S.
Feminine. It is an adjective that modifies the noun מכתי, "makati," usually tr... | web |
index - plural: indexes vs. indices.
Discussion in 'English Only' started by andersxman, Dec 10, 2006.
1. andersxman Senior Member
Is there a difference between the above words? I believe I have heard about both "stock indexes" and "stock indices" - would they be one and the same thing?
2. SweetSoulSister Se... | web |
Real-time Earth and Moon phase
Sunday, February 27, 2011
Light on a lonely rock
I came across an interesting article from the Economist magazine two years ago: "Light on a lonely rock", talked about the Fastnet Lighthouse on Ireland's south-west tip at the mouth of the Atlantic and calls it "a monument of man's gift... | web |
Plenty of room at the inn
How many times have you heard that early Zionists came to a land already populated, and found the inhabitants ‘invisible’ in their European arrogance? “A land without a people for a people without a land,” they supposedly said, and then proceeded to kick out the people that they hadn’t notice... | web |
The closest of friends when we first started
Lyric Meaning
A classic story of any man that has reached success of abandoning his friends for his propensity towards greed. They were the closest of friends but they were also competitors in the drug game. As money grew (i.e. as they rose in the hierarchy — the higher yo... | web |
Homework Help
math synonyms
math info
• Stats Homework
An insurance company, based on past experience, estimates the mean damage for a natural disaster in its area is $ 5,000. After introducing several plans to preventloss, it randomly samples 200 policyholders and finds the mean amount per claim was $ 4,8... | web |
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It is generally recognized that the front-end (pretreatment, fractionation, enzymatic hydrolysis) steps of a lignocellulose-to-ethanol process are both technologically imma... | web |
Tuesday, March 23, 2010
Effectively Responding to Moral Relativism [Josh Brahm]
While working last week with the Justice For All exhibit at Kennesaw State University, I got into a conversation with two students, Justin and Teesha, about moral relativism. There are few topics more difficult to discuss than moral relat... | web |
Lost Recording of Martin Luther King, Jr. Unearthed From 1962
Nearly everyone knows about Martin Luther King, Jr.'s famous "I Have a Dream" speech, but museum archivists recently unearthed a powerful speech by the civil-rights leader that history nearly forgot.
The once-lost audio reveals a speech that King delivered... | web |
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I read in a textbook that when two gaussian variables are uncorrelated, then they are statistically independent? How can I prove that?
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You can't prove that because it is not true in general. Uncorrelated jointly Gaussian random variables are independent. If the ran... | web |
Tesla Will 'Open-Source' All Its Patents
Musk made the announcement on the company's blog in a post called "All Our Patent Are Belong To You." He wrote that "intellectual property landmines" could inhibit other companies from putting electric cars on the road, and so they will be applying the "open source philosophy"... | web |
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I'm trying to prove why the mean of the distribution of sums of the top 3 out of 4 fair 6 sided dice is rolls 12.25. Anybody who's rolled a D&D character knows the idea.
$r_n = Rand([1,6])$
$x = \frac{\sum_{i=1}^4{r_i} - min(r_i)}{3}$
Pardon the notation, I wasn't sure how to properly defin... | web |
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Let $u:\mathbb{C} \rightarrow \mathbb{R}$.
Prove that $u$ is an harmonic function iff $u(z) = f(z) + g(\bar{z})$ where $f,g$ are holomorphic functions.
I'd be happy for a hint
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2 Answers 2
The "if" part follows from Cauchy-Riemann equations immediately. To show... | web |
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How many solutions does the following equation have?
where $k,l,m,n\in\mathbb{Z},0\leq k,l,m,n\leq 10.$
Edit: this is an exercise in the inclusion-exclusion principle.
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Executing Count[Total /@ Tuples[Range[0, 10], 4], 30] in Mathematica gives 286, but I'd like t... | web |
amino acidany of a group of organic molecules that consist of a basic amino group (−NH2), an acidic carboxyl group (−COOH), and an organic R group (or side chain) that is unique to each amino acid. The term amino acid is short for “α-amino [alpha-amino] carboxylic acid.” Each molecule contains a central carbon (C) atom... | web |
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