Technology has been a vital force in the history of humankind. It provides the tools that allow us to carry out many activities, from collecting samples to computing. It also helps us to develop new instruments and methods. One of the most important uses of technology is in the study of complex systems. For example, the development of the steam engine helped develop the theory of conservation of energy. In addition, genetic engineering has motivated the mapping of gene locations in human DNA.
The history of technology can be traced back thousands of years. Some of the earliest technologies were simple tools made from natural resources. Fire and the wheel were discovered in prehistoric times. These technologies made it possible for humans to travel and feed themselves. Other important technologies in human history include the printing press, telephone, and Internet. While many technologies have had positive impacts on human welfare, not all have been used for peaceful purposes. Some technological advancements, like nuclear weapons, have led to the development of weapons with progressively higher destructive capabilities.
Information technology, or IT, is the use of computers, networks, and other physical devices for business purposes. This type of technology is different from personal and entertainment technology.