Oct
29
2009
2

How do we know that there are an infinite number of prime numbers?

The first 500 primes, plotted in a spiral (image by modern_carpentry - CC-BY)REFINANCEHOMEMORTGAGEE.COM A prime number is any number that can be divided only by itself and one. For example, 7 and 11 are prime numbers, but 12 is non-prime (because it can be divided by 2, 3, 4 and 6 in addition to itself and one). Around 300 BCE, Euclid deduced that there must be an [&hel[more...]

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Oct
26
2009
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What is Las Vegas city profile?

Las Vegas - courtesy matze_ott - CC-BYLas Vegas is the largest city in the state of Nevada.  In 1855, Mormons arrived in Las Vegas and established a fort.  Las Vegas officially became a city in 1911 and is the largest American city officially founded in the 20th century.  Well known areas such as the Las Vegas Strip are not part of [&hel[more...]

Oct
25
2009
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What sites are there to see in Independence, Missouri, related to Harry S. Truman?

The Truman Home in Independence, Mo. title=treatment for hives Independence, Missouri, is the city where U.S. President Harry S. Truman grew up, and the town is proud of that aspect of its history. Among the Truman related sites to visit are: The Harry S. Truman Library and Museum, has numerous exhibits related to Truman's life. It also hosts community events such [&hel[more...]

Oct
25
2009
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What religious sites are there to see in Independence, Missouri?

The Community of Christ temple rises about 300 feet above Independence, Missouri. This photo is from inside its sanctuary, looking upward. The inset is of its exterior. Mvguy photos. CC-BY.For those interested in American frontier religious history, the Kansas City, Missouri, suburb of Independence City is well worth a visit. One of the first things visitors to Independence are likely to notice is the 90-meter-tall (300 feet) Community of Christ temple, as it is by far the tallest structure in the city. The temple [&hel[more...]

Oct
25
2009
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Is corned beef and cabbage really Irish?

Happy St. Patrick's Day - courtesy mccun934 - CC-BYIs corned beef and cabbage really Irish? Well, the short answer is that corned beef and cabbage is about as Irish as spaghetti and meatballs. The dish was actually invented in the United States in the mid 1800's, though it was developed by Irish immigrants. Since cattle were used for milk rather than meat in [&hel[more...]

Oct
24
2009
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Did the ancient Romans have a healthy Mediterranean diet?

Mushrooms for lunch! (photo by orsorama - CC-BY)The Ancient Romans were known for their highly evolved civilization, and for their inventions like the aqueduct. They were also known to love food and eating, and they often threw elaborate banquets to impress their friends with their knowledge of food and wine and to show off their wealth. That wasn't how they ate all [&hel[more...]

Oct
23
2009
1

Can I name an asteroid?

Amateur astronomers are still discovering asteroids. (Photo by by Ryan Wick CC-BY 2.0)Asteroids, or minor planets, are bodies in the solar system which are smaller than the planets, but larger than meteoroids. Most of them are to be found orbiting between the planets of Mars and Jupiter. However, there are many which pass near earth, and it is a possibility of a collision with one of these [&hel[more...]

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Oct
22
2009
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What is St. Louis city profile?

St. Louis - courtesy lunaport - CC-BYlink St. Louis is the largest city in the state of Missouri, founded in 1763 and named after King Louis IX of France.  In August 1876 the City of St. Louis voted to secede from St. Louis County and become an independent city. It was once the fourth largest city in the United States, but [&hel[more...]

Oct
21
2009
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What is Dallas city profile?

Dallas - courtesy austrini - CC-BYwrite a essay Dallas is the third-largest city in Texas, founded in 1841 and incorporated as a city in 1856. Dallas is a place with lots to offer and an immense and varied set of attractions. There is the Dallas Museum of Art, Dallas World Aquarium, artistic districts, and Dallas Cowboys Football (America’s Team) among [&hel[more...]

Oct
20
2009
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What is Anchorage city profile?

Anchorage - courtesy Alaskan Dude - CC-BYforex broker comparison Anchorage is the largest city in Alaska and has more than 40 percent of the state's population. The city grew from being chosen as the site, in 1914, of a railroad construction port for the Alaska Railroad and incorporated on November 23, 1920. On March 27, 1964, Anchorage was hit by the [&hel[more...]

Oct
19
2009
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What is a Pangram?

Photo by jimmiehomeschoolmom - CC-BYA pangram is a sentence that contains all the letters of the alphabet. If no letters are repeated, the sentence is a perfect pangram. Perfect pangrams can be rather unsatisfying, because they need to make use of obscure words, abbreviations, slang or proper nouns. Here are a few perfect pangrams: Cwm fjord bank glyphs vext [&hel[more...]

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Oct
19
2009
2

What is the problem with Fixed Odds Betting Terminals 'FOBTs'?

Fixed odds betting terminals now offer roulette (Photo by conorwithonen CC-BY 2.0)FOBT is the acronym for Fixed Odds Betting Terminals. These are electronic gambling machines, many of which incorporate touch screen technology. In the UK they are to be found in casinos and betting shops. First introduced in 2001 in licensed betting shops, they have been identified as an increasing source of addiction for gamblers. In [&hel[more...]

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Oct
16
2009
1

What are the alternatives to an expensive coffin?

Home-built coffin (photo by Ambient Damage - CC-BY)Answerfinder's article about Burial Clubs reminded me that many people worry about burial costs. Funeral insurance is big business, with a funeral home generally being the beneficiary of funeral expenses policies. This insurance pays for the casket (coffin), the flowers, the funeral service etc. This enables the policyholder to pay “up front” for their own [&hel[more...]

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Oct
12
2009
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What is the largest supermarket chain in the UK?

I think Tesco is trying to tell us something (Photo by Craig Murphy CC-BY-2.0)Supermarkets are now found in nearly all towns and cities in Britain and they have fundamentally changed the way we shop. They have also changed the look of our high streets, and as some argue, are causing the disappearance of small independent shops. The four largest supermarket chains are Tesco, Sainsbury’s, ASDA and Safeway. The [&hel[more...]

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Oct
10
2009
2

How does a radio-controlled watch (or radio controlled clock) work?

Radio controlled watch (photo by RBerteig - CC-BY)In many countries of the world you can buy a clock or watch that will always show the correct time to the nearest second, and which never needs to be set. It will even automatically switch to daylight savings time when applicable. How is this possible? The timepiece includes a radio receiver tuned to a [&hel[more...]

Oct
08
2009
4

How do the specifications of the Nokia N900 and the HTC HD2 ("Leo") compare?

Telephones of the distant future (1974 drawing by catmachine - CC-BY)Towards the end of 2009, high-end smartphones were released by Nokia and HTC. Although they both have large, high-resolution screens they are two very different devices. What's the comparison between Nokia's N900 and HTC's HD2? Both are convergence devices, but the most striking differences are that the N900 is a chunky side-slider with a hardware [&hel[more...]

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Oct
08
2009
2

How can you climb the Sydney Harbour Bridge?

Nearing the top! (photo by aussiegall - CC-BY)If you want to climb the Sydney Harbour Bridge, you have a few options ranging from from pedestrian to adventurous, and from free to expensive. A public walkway runs along the eastern side of the bridge, 59 metres (194 feet) above the water, at the same level as the roadway. You can look down to [&hel[more...]

Oct
08
2009
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Where are the world’s most endangered monuments?

Philippines: rice terraces under threat (Photo by anne jimenez CC-BY-2.0)The World Monuments Fund has issued its list of the most threatened world monuments for 2010. The WMF calls attention to “cultural heritage around the world that is threatened by neglect, vandalism, conflict, or disaster.” The list contains 93 monuments and buildings from across the world. From the richest nations to the poorest. Each of [&hel[more...]

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Oct
07
2009
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What is a "convergence device" (or a "converged device")?

A radiogram: last century's convergence device (photo by supermoving - CC-BY)When a new device incorporates the functionality of two or more earlier devices, it is a converged device. The development of a convergence device occurs when miniaturization or economics makes it possible to cram extra functionality into an existing device, or when technology common to two devices is factored out to make a more efficient [&hel[more...]

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Oct
07
2009
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What does the Constable of the Tower of London do?

Tower of London: fortress, palace, prison, armoury, mint, and much more (Photo by by pikous CC-BY-2.0)google sniper A new Constable of the Tower of London is appointed today. But what exactly does the Constable do? The Tower of London was founded by William the Conqueror in the 1080s. The castle is strategically sited on the Thames on the eastern approach to London and near London Bridge, for centuries the lowest [&hel[more...]

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