Every living organism on earth has brain whether it is a bird, reptile, fishes, mammal etc. human brain is different from all the above and controls or instructs all the functions of our body. Like inhaling, exhaling, blood pressure, heart rate, metabolism etc. it collects […]
How to reduce body fat?
To get rid of excess body fat is one of the most common problems nowadays. It is mainly due to three reasons. Firstly what type of food to eat? Second is our daily physical activities and workout and thirdly our mind. When we talk about […]
Why do we se only one side of moon?
Moon is the natural satellite of the earth which orbits around the earth in about 29 days. We see only one side of moon this is because of gravitational tides. Earth and moon exert tidal forces on one another. Earth and moon are very close […]
Why do people have nightmares?
Nightmares are the bad dreams that disturb us and awake us from the sleep. Nightmares can vary from the person to person but the most common one is that a person feels chased by the other. Different emotions develop during the nightmares some feel sad […]
Who invented file cabinet?
A file cabinet is a type of office furniture which is used for storing paper documents in file folders. In simple terms, it is an enclosure for storing documents. File cabinets are mainly available in two varieties; the vertical and the horizontal file cabinets. The […]
Why is iron good for your body?
Iron is an important mineral required in a small quantity by our bodies. If our body doesn’t get the required amount of iron then it may lead to certain diseases which can be cured with the doctor’s medication and iron supplements. A normal adult man […]
What are the effects of high cholesterol?
Cholesterol is a waxy substance that forms in the liver of our body. Actually, some amount of cholesterol is needed by our body for certain body functions but if the level increases it can cause many health problems. Studies have shown that in U.S out […]
What is an input device?
The phrase “input devices” itself tells us that the device used to put something in is called an input device. In the context of computers, we can say that it is made up of two parts i.e. hardware and software. Input and output devices come […]
What are computer viruses?
It is a computer program that has written intentionally and can attach itself to the disk boot sectors or any other programs. The virus is placed in the programs that are most widely and commonly used so that it can spread very fast. Whenever you […]
Why does metal rust?
Many times we have seen reddish brown flakes on the metal. This is known as rust. When iron reacts with oxygen it forms a new substance called iron oxide. This can happens only if the oxygen level is enough for reaction. Chemical reaction takes place […]