A self-taught German archeologist, Heinrich Schliemann, excavated an area near Dardanelles,Turkey in 1870 and declared he had found the city of Troy. His claims were taken with a pinch of salt back then, but now ...
Read MoreWhere is Clinton and Midtown West? Hell’s Kitchen is a Manhattan neighborhood in New York City and it borders the Hudson River. It provides infrastructure support such as hospitals, warehouses and transportation to the Midtown Manhattan ...
Read MoreUnlike many ancient structures, the Sphinx of Giza in Egypt was never buried in the sands of the Egyptian deserts, so its existence was always known to the people traveling in the area. Although it ...
Read MoreKosovo is a landlocked region in the Balkan Mountains in Europe. It borders Central Serbia to the east and Albania to the west. The region is a disputed territory. It declared independence on 17 February, ...
Read MoreA wide variety of fuels which, in one way or another, are derived from biomass, are classified as biofuels. It is a vast term which comprises liquid fuels, solid biomass and biogases. The idea of ...
Read MoreWhen it affects our clothing we sometimes refer to this problem as static cling. But static can be a problem in other areas too, such as when we walk across a carpet then touch a ...
Read MoreThe nearest star to our planet is the Sun at a distance of 1500 million kilometers. Next in line is the Proxima Centauri, a red-dwarf star in the constellation of Centaurus, and it is merely ...
Read MoreThe moon is a satellite of the earth which revolves and rotates around the earth at the same time. It makes one revolution of the earth in approximately 29 days. It’s quite amazing to hear ...
Read MoreOne of the most confusing riddles faced by the early immunologists was the specificity of the antibody molecule for foreign material, or antigen. Around 1900, Jules Bordet at the Pasteur Institute extended the notion of ...
Read MoreThe science of bioinformatics characterizes a junction of volatile growth in both biotechnology and information technology. Traditionally it has been tantamount with the management and analysis of DNA and protein sequences. The term is now ...
Read MoreThe innate immunity provides the initial stage in the defense against infection in the body. The physiologic barriers that contribute to innate immunity include temperature, pH, and various soluble and cell associated molecules that mediate ...
Read MoreImmune system has been a complicated field of medicine ever studied. A lot of input was required to understand the various components of the immune system. Although Pasteur had proved that vaccination worked but he ...
Read MoreImmunity has always been referred to as the state of protection from infectious disease and has been entitled to be consisted of both a less specific and more specific component. The less specific component is ...
Read MoreThe amount of sunrays received during the summer and winter varies everywhere. The days are shorter in winters and longer in summers. This variation is attributed to the tilt and the curvature of the earth. ...
Read MoreA simple answer could be ‘We don’t know!’ Certainly, there exists estimates that there might be that many stars in the universe but that is a rather broad band of numbers, like minimum this many ...
Read MoreA rainbow is an optical phenomenon which happens when certain metrological conditions are met. A rainbow is a spectrum of light in the sky which is formed when sunlight falls upon the droplets of moisture ...
Read MoreThere are many names used for the forest fires. Bush fires, grass fire, peat fire, vegetation fire etc are most well known among them. A forest fire can be defined as an uncontrolled fire that ...
Read MoreShooting stars are also known as meteorites and an amazing fact is that they are similar to the planet earth in composition than any stars in the whole universe! They are objects that were roaming ...
Read MoreCarbon is a prehistoric element which means like stone or air or gold, it is known since the antiquity. Therefore, it is not possible to name the person who discovered carbon; however, it is possible ...
Read MoreThe IAU (International Astronomical Union), held a debate in 2006, in which more than 2500 astronomers from throughout the world participated and they agreed on calling a body a planet if it satisfied the following ...
Read MoreCurrently there are 24 official time zones in the world. There are 16 others too but they are not usually taken into account in official international matters. Official time zones are divided into units of ...
Read MoreThe reason for this division is convenience. In simple words, if we had single time, some of us might have noon at night. A time zone is a region or an area on the surface ...
Read MorePDT stands of Pacific Daylight Saving Time. It is only used in the summer season at certain places. For the winter there is a separate convention. PDT is also commonly abbreviated as HDT which means ...
Read MoreThe word ‘AM’ is an abbreviation of Latin word ‘ante meridian’ which translates in English as ‘before noon’. There are two famous conventions to keep track of the time: the 12-hour convention and the 24-hour ...
Read MoreIron has always been around therefore, it can be discovered and not invented. Even the question ‘who discovered iron?’ is a very complex one. The humans have been using iron since the Iron Age, which ...
Read MoreTime Zone Fallout is a social phenomenon which is likely to occur in countries with multiple time zones, if there are no laws to contain it. It can be understood this way: Imagine a country, ...
Read MoreUnrefined petroleum has been utilized by humans for more than 5000 years for different purposes so it becomes difficult to narrow down to the person who first extracted petroleum from the ground and used it ...
Read MoreThe answer depends upon the metal in question. And one thing that must be kept in mind should be: metals can not be invented, they can only be discovered. Eighty-six metals are known by now. ...
Read MoreNo one invented ‘natural gas’! Until the 1800s, it was, most of the time, merely an unwanted byproduct, which because of its explosive nature could turn out to be dangerous if not disposed of properly. ...
Read MoreThere are more calendars in the world that can be dealt with in the framework of a single article but here are some of the famous calendars: (1) The Georgian calendar: The most famous of all and, ...
Read MoreNo time zones have been assigned to the North Pole and explorers to the North Pole use the time zones that are convenient to them. They can opt of either GMT or the time zone ...
Read MoreRubber is a natural product and the first person to make changes in the natural composition to make ‘natural rubber’ more rugged and thus more suitable for human use was Charles Goodyear. His invention is ...
Read MoreIt is a rather complex question. Humans discovered fire before they learned to write and read, before they learned to cook food and a lot of other stuff. Therefore, it is not possible to narrow ...
Read MoreSir Humphry Davy, an English chemist, discovered aluminum in 1808. Aluminum is a naturally occurring substance thus can’t be invented but only discovered. Although Humphry Davy was the first person to discover aluminum it took ...
Read MoreWhat is a polar ice cap? High latitude regions of a planet or a moon which are covered with snow are called polar ice caps. In case of our own planet: the northern and the southern ...
Read MoreArguments are still going on about how to define a forest. But if generally, a forest can be defined as a community, not just of plants and trees but also of the animals which inhabit ...
Read MoreThe clouds: A cloud is defined as a mass of little drops of water, also known as droplets, and water crystals (ice) in the atmosphere. There are always thousands of water droplets hanging in the atmosphere ...
Read MoreThere is more water on this tiny little planet of ours than we could imagine. If expressed in numbers it would be something like 1,260,000,000,000,000,000,000 liters (1, 260 million trillion liters) of water! It is ...
Read MoreIt happens because Henry’s law states that it would happen. Hey! I want to know why soda produces those bubbles when I open a bottle containing soda, and not about Henry’s law! Okay! Let’s see it this ...
Read MoreIt appears amazing when we think of ice floating on water. Isn’t ice made of water itself? If yes, then how does it manage to be on the surface of the water? Let’s break up ...
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