What is a Telescope?
A telescope is a broad term that covers a range of instruments for investigating the electro-magnetic spectrum. For this article we will look at the more common instruments that beginners and amateurs may use to investigate the night sky. Optical telescopes collect and magnify visible light, typically through the use of lenses or mirrors, so […]
Solar Energy at Home; Benefits and Importance
There are certain things that we can do that can benefit the environment, as well as providing a benefit for ourselves personally. For example, keeping plastic bottles in separate trash receptacles creates more space in your regular trash can and allows you to save money on trash bags; but it also allows those bottles to […]
What is Geology?
Geology is a science in which we have to study the Earth. In geology, we study almost everything related to the Earth such as what processes are used in the Earth, history of the Earth, what materials are used in the Earth, and what type of minerals are available under the surface of a particular […]
Hughesnet – Satellite Communication Systems
HughesNet is a subsidiary of Hughes Communications. This company is a leader in the space of satellite-based communications services. As far as the business structure goes, Hughes Communications conducts its satellite-based business through the offices or operations of HughesNet. Just last year, that is 2011, Hughes Communications was acquired in a deal upwards of $1 […]
What Causes the Red Sky during Dawn and Sunset?
The reason for the reddish sunsets and dawns is Rayleigh scattering. The colors have different wavelengths. For example, blue has a short wavelength, so it isn’t scattered so much. In the mean time, red light has a short wavelength and scatters in the atmosphere when it travels for a while. When the Sun is high, […]
Fossil Fuels – How They are Made & What is Happening to Them?
Fossil fuels are a hugely important source of power and have increasingly been so since the Industrial Revolution. They include coal, gas and petrol. They fuel most of the world’s electricity generating stations, petrol-driven and diesel-driven cars, lorries, buses, jets, trains and ships and countless industrial plants. How Fossil Fuels are Made? Fossil fuels are […]
How Direct Sunlight Affects an Air-Conditioned Room
Keeping a room cool in the summer or in a very hot region can be a serious challenge, especially on a budget. Scientifically speaking, it’s nearly impossible to keep any aboveground room cool in the middle of the day when it’s subjected to direct sunlight. But what about air conditioned rooms? We rely on air […]
Top Ten Most Valuable Metals in the World
There are hundreds types of metals found on our planet. However, some of them are more expensive than the others, because they have different unique characteristics that make them so valuable. This is why most jewelry is made of silver and gold, because these two materials are very resistant and withstand oxidative and corrosive forces. […]
What is Meant by ‘Zodiac’?
A ‘zodiac’ is basically a constellation through which the Sun passes during its movement. Most of the constellations are named after animals and are found above and beneath the Sun. However, we can’t see them because the Sun’s brightness conceals them. In 1930, the International Astronomical Union defined 12 signs of the zodiac. However, nowadays […]
Where Does Body Fat Go When We Lose Weight?
Simply, it just breaks down. When you burn more calories than you consume, your body starts burning fat in order to gain energy. The fat cells will shrink and many other metabolic processes will occur, but they aren’t easy to explain, so the above explanation should be enough for you. The process in which fat […]