The past ages of man have all been carefully labeled by anthropologists. Descriptions like ‘ Palaeolithic Man’, ‘Neolithic Man’, etc., neatly sum up whole periods. When the time comes for anthropologists to turn their attention to the twentieth...
Security and commodity exchanges are trading posts where people meet who wish to buy or sell. The exchanges themselves do no trading;they merely provide a place where prospective buyers and sellers can meet and conduct their business. ...
Wouldn't it be great if you could just look up at the sky and read the weather forecast right away? Well, you Can. The forecast is written in c1ouds. If you can read that writing,you can tell something about the atmosphere. With some pract...
The re are robots all around us, Some do very complicated jobs like flying airplanes and driving subway trains。 And some do a simple job. When an automatic washing machine is switched on,water pours in. The machine waits until the wate...
Tests conducted at the University of Pennsylvania's Psycho1ical Laboratory showed that anger is one of the most difficult Emotions to find out from facial expressions. Professor Dallas E. Buzby confronted 716 students with pictures of extreme1y an...
Americans don't live in the United States any more. The y live in a global village. Or so they are constantly being told. And it certainly is true that it's become remarkably easy to buy parts for a Japanese car in Idaho or find tirami...
Since the dawn of human ingenuity, people have devised ever more cunning tools to cope with work that is dangerous, boring, burdensome, or just plain nasty. That compulsion has resulted in robotics—the science of conferring various...
If you intend using humor in your talk to make people smile, you must know how to identify shared experiences and problems. You r humor must be relevant to the audience and should help to show them that you are one of them or that you unders...