Being in a Car Affects Our Sense of Personal Space

Psychologists have noted that people driving a motor car react in a manner that is often completely unlike their normal social behaviour as regards their territories. It seems that a motor vehicle sometimes has a magnifying effect on the size of a person’s personal space. In some cases, their territory is magnified by up to ten times the normal size, so the driver feels that he has a claim to an area of 9 to 10 metres in front of and behind his motor car. When another driver cuts in front o...

 The Formation of Grains of Sand

On the basis of the results recorded in this review, it can be claimed that the average sand grain has taken many hundreds of millions of years to lose 10 per cent. of its weight by abrasion and become subangular. It is a platitude to point to the slowness of geological processes. But much depends on the way things are put. For it can also be said that a sand grain travelling on the bottom of a river loses 10 million molecules each time it rolls over on its side and that representation impres...