What is 3D imaging?

Before discussing about 3D imaging let’s talk briefly about its meaning. 3D is an abbreviation used for three dimensional i.e a thing object vision or illusion that is visible in its three dimensions (length, breadth, and height or depth). Even we also move in our […]

Why does earth rotate?

It is believed that the earth is made up of cloud of gas and dust particles called nebula that collapses under its own gravity and started spinning. When this cloud and dust particle condensed they remained in rotation and the rotation is speeded up when […]

How do airplanes fly?

Aeroplanes fly and reach to a height by using two things. One is the Bernoulli’s effect and other is the simple momentum transfer in the flow of air for the lift. Daniel Bernoulli stated a principle which says that with the increase of speed of […]

How do we speak?

Speech distinguishes humans from other apes. The physical aspect of speech pertains to the vocal chords, the larynx, the positioning of the tongue and the lips. Each of these plays a vital role in helping humans to speak. Of course, the brain coordinates the movement […]