Why do we have nails?
Fingernails and toenails on the human body are from since the evolution of the species and these were very useful for the early humans like they use them for climbing purposes. It has same functions as the claws in the …
Read MoreWhy people use marijuana?
Marijuana is also known as “ganja”. And is one of the most widely used illegal drugs all over the world. It is easily available in United States that is why almost everyone is having this drug and the number is …
Read MoreWhy do people go hiking?
Hiking is an outdoor activity and generally a part of camping, climbing, mountaineering, paragliding etc. it is a very good source of recreation and we walk because of our own wish not because we are compelled to do so. The …
Read MoreWhy do people have dimples?
Having dimples on your cheeks provides cuteness to your face. It is a small natural depression or indentation of skin of the cheeks or the chin caused due to the flesh below. We can easily recognize dimples on some people’s …
Read MoreWhy do people cry?
Both animals and humans can produce tear but the reason for tears are different in both of them. Tear ducts are present below the upper eyelid which lubricate and protect our eyes from the dust particles. Human eyes produce three …
Read MoreWhy do people smoke?
Smoking is an addiction and it is more addictive as to alcohol, heroine, and cocaine. World health organization had studied that most of the people all over the world are killed by smoking than any other disease. Generally the smokers …
Read MoreWhy do people need government?
A government is a body that takes the charge of administration of a particular country, state, town, city and village. Its work is to make laws, rules and regulations for the citizens of that particular area. These rules are to …
Read MoreWhy do people lie?
Almost all of us lie when we are in one or the other situation. Behavior of lying starts from the age of 4 to 5 years when we become aware of that we can use the power of language to …
Read MoreWhy do people have nightmares?
Nightmares are the bad dreams that disturb us and awake us from the sleep nightmares can vary from person to person but the most common one is that a person feels chased by the other. Different emotions develop during the …
Read MoreWhy do people smile?
Our inner state of emotions are easily guessed through are facial expressions. So when someone smiles that shows that he is calm, not angry and have friendly attitude towards the other person and many more things can be depicted just …
Read MoreWhat are airplanes made of?
Mostly all the airplanes are made up of the light and strong metal because the plane has to fly in the air and it is always tried to decrease the weight of the plane’s body so its frame is mostly …
Read MoreWhat are planets made of?
Planets are the bodies that revolve around the sun. These bodies do not give enough light to be seen by our eyes but sometimes we see the planet because the light of sun falling on them gets reflected and reaches …
Read MoreHow safe are airplanes?
Airplanes are safer than the automobiles. Chances of dying in a car accident are much more than the chances of dying in a plane crash. It is about 1 in 11 million in an aircraft while in automobile the chance …
Read MoreHow far are stars?
Have you ever thought that the beautiful twinkling stars in the night are how much far from us? And answer to this is that it is very much away from our planet. The distance of the stars are not measured …
Read MoreWhat are shooting stars?
Millions of small rock clumps are present in the space which can vary in size. It can have the size of a grain or the size of a golf ball and is made up of dust. During the earth’s revolution …
Read MoreHow do stars form?
Stars are the beautiful objects seen in the sky but what makes them beautiful? What are they made up of?
Stars emerge from the dust clouds that are present in all galaxies. The great disturbance and movement deep within the dust …
Why is glacial ice blue?
Glacial ice appears blue to us because all the colors of the visible spectrum (red, orange, yellow, green, blue, indigo, violet) except blue is absorbed by the ice. This blue color wavelength is transmitted which is responsible to make our …
Read MoreHow many stars are there in universe?
Sky looks so beautiful in the night with the twinkling stars but have you ever tried to count these stars. This question is really challenging for philosophers, scientists, astronomers, dreamers etc.
These stars present in the space are not randomly scattered …
Why do people hiccup?
Hiccup is also called as neuroaccoustic diafragmacontractions and some people call hiccups as hiccoughs.
With the contraction of diaphragm by spasm (diaphragm is a muscular sheet that separates chest and abdominal cavity) the inhaling of air is stopped suddenly. The gap …
Why do we have day and night?
Everyday we experience day and night and many times thought that why it happens.
This is because earth rotates on its own axis. This axis is an imaginary line that passes through the North Pole and South Pole of the earth. …