Lungs are a major organ of the respiratory system in our body. They are an extremely important part of the respiratory system. They help us to inhale oxygen and ensure that the cells and organs in our body have an adequate amount of oxygen, while […]
Who invented electric Water Heater?
Edwin Ruud, a Norwegian mechanical engineer invented the electric water heater in 1889 that has now become an indispensible part of every household and certain commercial organizations and industries. He founded the Ruud Manufacturing Company where these devices were manufactured and sold. Ruud’s design had […]
Why did war of Vietnam begin?
The incident started in the beginning of 20th century when a Vietnamese nationalist Ho Chin Minh was studying in U.S and wrote to president to seek their help to run the country which was then under French but all this was not attended by U.S […]
How do cochlear implants work?
Cochlear implants are used by people who are medically termed as deaf or are extremely hard of hearing. The implant itself has two plants. The first part of the implant is fixed behind the ear, while the second portion of the implant is surgically implanted […]
How does a car engine work?
A car engine is usually an internal-combustion engine and there are various types of internal-combustion engines. The various types of internal-combustion engines that power the car are diesel engines and gasoline engines. All types of internal-combustion engine have their advantages and their disadvantages. The external […]
How deep is the Pacific Ocean?
Pacific Ocean is the largest of all the water bodies on the earth. It has got its name from a Latin word “Mare Pacificum†which means “peaceful sea†given by Ferdinand Magellan a Portuguese explorer. Pacific Ocean is 12999 meters deep. The deepest point in […]
How to get rid of algae?
Algae are a type of plant that grows in water. It is unicellular (made up of only one cell) or multicellular (made up of more than one cell). In oceans and seas algae is in the large and complex form known as seaweed where as […]
Why are polar ice caps melting?
This is the time of interglacial period through which we are going. During this period ice melts form the polar caps and the rate of melting has extended from its average time. The ice over the arctic region is melting which comprises of 3% of […]
How many different vitamins are there?
The word vitamin is made from the words “vitamine†which means “vital amineâ€. These are the organic compounds found in a small amount in the food and perform a particular function in cells and tissues. Vitamins react with enzymes and produce the energy from the […]
When was the first car made?
After the invention of wheel man started inventing different types of vehicles that could run on roads. It is said that in 1678 father Ferdinand Verbiest presented a steam powered vehicle to the emperor of China. But no proofs are available for this so people […]