The Romans knew calcium was a part of lime. But they could not take it out in its pure form. Instead they used calcium oxide to make lime.  In 975 AD calcium phosphate, or plaster of Paris, was used to paste back broken bones. Sir Humphry Davy of England separated it from lime through the process called electrolysis. He mixed lime with mercuric oxide and put electric current through it. Calcium floated up the surface […]

Chocolate is one of the best foods on Earth. Other than its taste, chocolate is a multitasking food: it relieves depression, contains rich antioxidants, and even acts as an aphrodisiac. It has vegetable proteins, fats, and complex carbohydrates. A huge amount of minerals such as magnesium, potassium, sodium, and iron are found in chocolates. A bar of chocolate, preferably with 50% cocoa content or higher, has more than enough supply of vitamins A1, B1, B2, […]

The discovery of America remains controversial. The story has so many versions. And each one claims to be true. Long before Columbus landed in America, there had been much earlier expeditions to the continent. Ancient Asian’s discovery of America Modern scientists have noted, for example, that human settlement in America started as far back as 16, 000 BCE.  They have evidence to prove that Asian hunters crossed the Bering Straight on land bridges into Alaska. […]

Albinism causes the skin to lack or lose color. Melanin gives shade to the skin, and when it is not enough or missing, you have albinism. You can have albinism even in the hair and eyes. Animals and plants can have albinism, too. Albinism in plants goes pretty much like albinism in humans. Albino plants lack chlorophyll (that substance that gives them a green color). Without chlorophyll, plants cannot make food with a little help […]

The Snickers Candy Bar is one of the biggest selling chocolate treats globally, earning Mars, Inc over $2 billion every year in revenue. The candy bar comes in so many flavors and styles now that the brand is better known now for it’s name than for the recipe that makes it unique. In the 1890s in Minnesota a young boy suffering from polio was introduced to the art of making confectionary by his mother who […]

The invention of the television often generates very heated discussion even amongst friends as to who actually invented the TV. Unfortunately several people were all working on television independently of each other, and a variety of different technologies were tested, all of which contributed to the actual design of the first commercial televisions. Alexander Graham Bell, the inventor of the telephone actually demonstrated sending images over a telegraph wire in 1880, but this has never […]

The Compact Disc (CD) player has revolutionized music recording and completely changed the way people enjoy audio playback in less than thirty years of production. CD players use a system of lasers that read digitally encoded bits of information that are assembled in the main processor into their original audio tracks. The very first commercially available CD player was released in Japan in 1982 by Sony and was an immediate hit with the press and […]

The American flag, a symbol of the enduring power of the United States of America, was first hoisted in 1776 with the Union Jack, the flag of Great Britain in the canton, but in 1777 the United States Congress approved changing the flag, and a short while later the original thirteen stars representing the 13 colonies was adopted and used by American forces in the War of Independence. America’s first flag was very similar to […]

The invention of football dates back thousands of years, and every continent has at least one ancient game that could be described as football, but most have very little to do with each other. Dictionaries describe football as a team game that involves kicking a ball around a field, though some games such as rugby and gridiron are mostly passing games with minimal kicking. In Asia, the Chinese game of cuju spread from 200 AD […]

Chocolate is a type of food that is usually sold as a sweet, dessert, or in drink form, and is processed from the Cacao bean which is native to South America. The cacao bean is actually considered a vegetable and the pulp within the fruit is edible, thought the seed inside the fruit needs to be roasted before it can be used to make chocolate. Indian people from South America have used the pulp of […]