The rapid development of science and technology has brought about great changes to human life. The great benefits brought about by this progress have been hailed in every corner of the world. New electronic appliances have enabled our jobs to be done faster and more efficiently. Mobiles and QQ have made it easier to communicate with other people. Internet has enabled us to know and understand other cultures and society better.
However, the disadvantages about this development should not be neglected. Some scientific inventions have even caused great harms or disasters to mankind. For example, advanced technology can be easily manipulated by irresponsible persons. Besides, we’ll be too dependent on it. When technology fails, we are helpless. Sometimes, science may affect our
health and lifestyles. The chemicals may be hazardous. What’s worse, science and technology may even destroy our simple and healthy life. In addition, the appearance of new technology may invade our privacy. To sum up, humans must be alert against the possible harm while enjoying the benefits from the advancing science and technology. 1. catastrophe, mishap,
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