Optical camouflage was once the stuff of science fiction, but modern technological advances are making it a reality. This technology can raise ethical issues, especially due to its potential military applications, and we need to think about its responsible use in the context of the value-neutrality debate in science and technology.   Introduction Optical camouflage has long been a...

Humanity has pondered whether eternal life will allow us to find true happiness. We argue that eternal life runs the risk of raising our standards of happiness too high, leaving us unsatisfied, or causing us to experience cyclical feelings of happiness, and suggest that eternal life may not be the answer to happiness after all.   From ancient times to the present, humans have always sought...

Nanotechnology is one of the three T’s, with applications in new materials, medicine, electronics, and more. However, there are also risks to human health and the environment. As nanotechnology advances, it requires regulation and research.   Recently, the so-called 3Ts (NT: nanotechnology, BT: biotechnology, IT: information technology) have been receiving a lot of attention, and among...

The automobile has evolved as an important form of transportation and a means of showing off wealth. From the steam car to the modern electric car, this course explains the impact of the automobile on human life through history and technological advances, and discusses environmental issues and the development of alternative energy vehicles.   Can you find a person who has ever walked the...