What is Technology?

Technology is the use of knowledge, skills, methods, tools, materials and organized processes to meet human needs, solve problems, extend capabilities and transform the environment. It is not limited to phones, computers or machines: it includes every technical system that fulfils a purpose, from the wheel and writing to agriculture and medicine, and from production methods to software. The value of technology is judged not only by how new or powerful it is, but also by the benefit it provides to people and the environment, the risks it creates, its accessibility and how responsibly it is governed.

The meaning, historical development, types and operation of technology

1. What is technology? Technology is the application of scientific or experiential knowledge to achieve a practical purpose. A tool, device or piece of software can be technology, but technology is not limited to these objects. Design, production methods, maintenance, energy infrastructure, standards, human skills and organization are also parts of a technological system. A hospital's sterilization procedure is as technological as its imaging equipment, and air-traffic management is as relevant as an aircraft engine. 2. Origin and basic characteristics of the word technology The concept is associated with the Greek words techne, meaning craft, skill or the art of making, and logos, meaning knowledge, explanation or study. Technology is purpose-oriented: it brings people, knowledge and resources together to answer a particular need. Its main characteristics include repeatable operation, functioning under specified conditions, transferable knowledge and improvement over time. Not every invention becomes a widely used technology; reliability, cost, infrastructure, user acceptance and regulation also matter. 3. The difference between technology and a tool A tool is a physical or digital means used to perform a particular task. Technology also includes the knowledge, design, manufacturing, use and maintenance arrangements that make the tool possible. A smartphone is a device by itself; together with semiconductors, an operating system, mobile networks, app stores, data centres, standards and user practices, it forms a broad technological ecosystem. Buying a device therefore does not necessarily provide all the technological capacity that supports it. 4. A short history of technology The first stone tools, control of fire, clothing and shelter changed human living conditions. Agriculture, irrigation and animal domestication enabled settled communities to grow. Writing, number systems, metalworking, the wheel and navigation accelerated the spread of knowledge and trade. Printing expanded the reproduction of knowledge; steam engines, factories and railways drove industrialization; and electricity, telephones and internal-combustion engines transformed modern infrastructure. In the twentieth and twenty-first centuries, electronics, computers, the internet, biotechnology, space technology and artificial intelligence created new waves of transformation. 5. Are science, technology and engineering the same? Science seeks reliable explanations about nature and society. Engineering designs solutions under requirements and constraints. Technology is the practical whole of the resulting knowledge, designs, tools and processes. The boundaries are not rigid: a telescope enables scientific observation, knowledge of physics supports semiconductor development, and engineering designs devices that can be manufactured and used safely. Science can accelerate technology, and technology can accelerate science. 6. The difference between invention, innovation and technology An invention introduces an idea, method or device that did not previously exist. Innovation is the implementation of a new or significantly improved solution to create value. Technology is the body of tools, knowledge and systems on which invention and innovation rely or that they create. Even a technically functioning prototype may fail to spread if it is expensive, unsafe or unusable. Successful innovation requires genuine need, usability, sustainable operation and social acceptance alongside technical performance. 7. Main types of technology Information and communication technologies cover computers, software, the internet and telecommunications; manufacturing technologies cover machinery, robotics and process control; and energy technologies cover generation, storage and distribution. Health technologies include medicines, diagnostics, treatment and medical devices; biotechnology uses living systems; and agricultural technologies include seeds, irrigation, sensors and machinery. Transport, construction, defence, space, materials, environmental and educational technologies are other broad fields. One product often combines several fields. 8. How does a technological system work? A technological system transforms inputs into outputs through defined processes. Inputs may include energy, materials, data, labour and capital. The process may involve measurement, decisions, production, transport or information processing. The output can be a product, service, information or waste. Feedback measures the result and allows the system to be adjusted. A reliable system is designed not only for normal operation but also for faults, overload, maintenance and emergencies. The human factor is not outside the system; it is a core component. 9. How is technology developed? The process commonly begins by defining a need. Users and operating conditions are studied, and technical, economic, legal and ethical requirements are identified. Alternative ideas are designed, a prototype is built, and laboratory and real-use tests are performed. Safety, accessibility, performance, cost and environmental impact are assessed. The design is repeatedly improved in response to the results. Without plans for production, quality control, training, maintenance, updates and end of life, a good prototype does not become sustainable technology.

Digital transformation, social effects, risks and responsible use of technology

10. Digital technology and digital transformation Digital technology produces, processes, stores and transmits information in numerical form. Computers, the internet, cloud computing, mobile networks, sensors and software are fundamental components. Digitization converts analogue information into digital data; digital transformation redesigns organizational processes, services and decisions using digital capabilities. Simply moving an old form onto a screen is not transformation: data must be shared securely, unnecessary steps removed and the service improved around the user. 11. Artificial intelligence, automation and robotics Automation performs predetermined tasks with reduced human intervention. Robotics concerns machines capable of sensing and acting in the physical environment. Artificial intelligence includes methods that perform tasks such as pattern recognition, prediction, language processing and decision support. These systems may benefit medicine, manufacturing, transport and education, but poor data, bias, inexplicable decisions and overconfidence create serious risks. Important decisions require human oversight, performance testing, records and ways to challenge outcomes. 12. Effects of technology on everyday life and the economy Technology can increase productivity, assign dangerous work to machines, overcome distance and broaden access to health and education. It creates new occupations and markets while transforming or eliminating some jobs. Benefits are not distributed equally: people without adequate infrastructure, income, education or accessible design may be left behind. Technology policy should therefore consider skills, fair competition, worker adaptation and access to essential services as well as faster innovation. 13. Technology in health, education, production and public services In health care, imaging, laboratory automation, electronic records, prostheses and remote services support diagnosis and care. In education, digital resources and assistive technologies can expand learning options, but they do not automatically replace teachers, pedagogy or reliable content. In manufacturing, robots, sensors and digital twins can improve quality and efficiency. Well-designed public technology can speed up procedures, but identity, privacy, accessibility and offline alternatives must be protected. 14. Security, privacy and cyber risks Every connected system carries a risk of misuse, data breaches, fraud or service disruption. Security is not a program added at the end; it is the combination of design, authorization, encryption, updating, backup, monitoring and incident response. Users should use strong and unique passwords, multi-factor authentication and up-to-date software. Organizations should collect only necessary data, limit retention and prepare for breaches. Absolute security does not exist; risk is assessed and reduced continuously. 15. Why does technology ethics matter? The fact that a technology can be built does not mean using it is always right. Design decisions affect who benefits, who carries risk and which values receive priority. Discrimination, surveillance, addictive design, protection of children, job loss, military use and accountability are major ethical areas. Impact assessment, stakeholder participation, transparency, human rights, independent oversight and remedies for people harmed are parts of responsible technology governance. 16. Environment, energy and electronic waste Technology uses energy and materials and creates an environmental footprint through mining, production, transport, data centres and end-of-life disposal. Digital solutions can make grids, transport and resource use more efficient, but growth in device numbers and data demand may offset gains. Durable, repairable and updatable products, renewable energy, recovery, responsible sourcing and circular design are important. Environmental assessment should cover the whole product life cycle, not only electricity used during operation. 17. Technology dependence, the digital divide and media literacy Screens and platforms can be useful while negatively affecting attention, sleep, social relationships and work patterns. Limiting notifications, setting purposeful periods of use and protecting offline activities can help. The digital divide is not only lack of internet access; it also includes differences in suitable devices, speed, affordability, skills, language and accessibility for disabled people. Users should question the source, date, evidence and commercial purpose of online content and should not share generated images or text without verification. 18. The future of technology and informed evaluation Artificial intelligence, quantum technologies, biotechnology, advanced materials, clean energy, space systems and human-machine interfaces may have growing effects. The future is not a single inevitable path; it is shaped by research choices, investment, law and social values. When evaluating a technology, ask: What problem does it solve? What benefit has been demonstrated? Who can access it? What data does it collect? Who is responsible when it fails? How are security and environmental costs managed? Is there a simpler or fairer option? The best technology is not always the newest, but the one that fulfils its purpose safely, accessibly and sustainably. Frequently asked questions “Is technology only electronic?” No; simple hand tools, farming methods and production processes are also technologies. “Is technology always progress?” No; benefits and harms depend on use, design and social conditions. “Can technology exist without science?” Technologies have historically developed through trial and craft; modern technology interacts strongly with science and engineering. “Does new technology completely eliminate the old?” Old and new solutions often coexist or change to meet new needs. Source basis: Encyclopaedia Britannica — Technology; OECD — The Digitalisation of Science, Technology and Innovation; OECD — Digitalisation and the Environment. Sources checked on 10 October 2026.