Technology is the rational process of creating means to order and transform matter, energy, and information to realize valued ends. It includes the tools and systems that comprise the technological process, as well as the knowledge that enables it. Technology can refer to tangible objects, like toothbrushes and transportation systems, or to intangible concepts, like computer software. The term can also be used to describe the process of using technologies to achieve a particular goal, such as teaching students with specific educational technologies or developing a technological system for managing a large business.
Technology has been a part of human life since prehistoric times, when the first stone tools were created. The invention of the wheel allowed for greater travel, and more recent advances like the printing press, telephone, and the Internet have lowered physical barriers to communication and helped the world become more interconnected. However, the use of technology is not always for peaceful purposes; weapons with increasing destructive power have been developed throughout history, from clubs to nuclear bombs.
In addition to enabling us to communicate with people across the globe, technology has helped improve productivity in both personal and professional lives, as well as enable safer and faster medical treatment. However, there are some concerns regarding the impact of excessive technology usage, including social isolation and a lack of real-world connections for children. Also, it is important to note that not all technology is safe to use, as some are subject to hacking and cyber attacks.