Reverse Osmosis is a process whereby the natural process or phenomenon of Osmosis is reversed by applying sufficient hydraulic pressure to the concentrated feed (saline ) solution which is in contact with a semi-permeable membrane so that only pure solvent (water) will flow through the membrane while a more concentrated…

Once upon a time, most of us believed that the food we ate or consumed was basically wholesome, nutritious, and free from dangerous chemicals, that advertising was believable, and that product labels truly described the contents and qualities of what we consumed. Once upon a time, most of the world…

Truth passes through four stages : In the first stage it is viewed with scepticism and suspicion, In the second stage it is strongly opposed, In the third stage it is accepted as being obvious and self-evident, In the fourth stage it is completely forgotten ! Hence it becomes necessary…

One should not ignore or undermine the role of a physiotherapist (physio) who gives finishing touches to the patient’s slow journey to total recovery after getting discharged from hospital A patient’s recovery rate or progress rate depends on physio’s deft and delicate handling of the patient which is a skill…

Scientists as a class have always remained protected in their laboratories and study chambers, aloof and exempt from dishonesty. In other words, they kept a safe distance from falsehood, fake theories, and fake information Science, among all other fields, has been regarded as the ultimate meeting ground for seekers of truth. The dazzling technological achievements of modern science have given it an aura of infallibility.

Drawing cartoons or comical portraits is quite popular in the west which is an art of conveying your dissent or displeasure in a funny way and amounts to freedom of expression/freedom of opinion. But recently this seemingly innocent expression has taken an ugly turn in some western or developed countries leading to a virtual war or jihad against those indulging in such acts of expression (namely drawing cartoons).

Sometime back I happened to attend a global forum which was attended by intellectuals (who were in majority) and non-elite attendees like me who were in minority. Interestingly in one of the special and "out of box" sessions, some of the non-intellectual attendees including me, were asked to speak on a topic titled "Minority versus Majority" considering the fact that this was a burning issue in India which even decided the fate of the political parties and governments in power.

Apurva — The Invisible Force Living beings are born of food. Food is born of vegetation. Vegetation is the result of rain. Rain is the result of invisible vapour formed from sea on account of Sun. …

A sudden “brush” with my toothbrush Did anybody know that the most commonly forgotten item for travellers is their toothbrush ? …