Universal Knowledge

IF there is irritation in the nose, we sneeze. It is a reflex action designed to expel any foreign body trying to enter the nose. But why we close our eyes when we sne…

IT is the activity of solving Rubik's Cube puzzle as quickly as possible. Competitions are held all over the world with gamers devising newer and faster ways of cr…

THE term deja vu is French and means, literally, "already seen."Those who have experienced the feeling describe it as an overwhelming sense of familiarity wi…

YES. It is possible to slice a piece of metal with a device called waterjet, which uses a jet of water at high velocity and pressure.         In industries such as m…

DIMPLES, particularly on the cheeks, are considered a mark of beauty. Though dimples look lovely, they are in fact a manifestation of a genetic birth defect resulting…