This blog post explores how cochlear implants help those who have lost their hearing regain sound, examining their principles and limitations. What should you do when a tire loses air? The answer is simple: inflate it. If the tire has a puncture or other issue making inflation impossible, you can purchase and replace it with a new tire. While replacing a tire is a bit of a hassle and costs...
In this blog post, we will compare the environmental impacts of oil and biomass and explore the potential of biomass as a carbon-neutral and sustainable energy source. Stop what you’re doing and look around you. Among the countless objects surrounding you, how many are not petrochemical products? The clothes you wear, laptop components, printer ink—most items are either petrochemical...
This blog post examines the security and privacy invasion issues surrounding biometric technology. We explore whether this technology, which offers convenience and safety, is truly a trustworthy choice. In the futuristic film Minority Report, scenes depict eye-scanning identity verification at the entrances of important buildings. The technology enabling these scenes is biometric...
This blog post explores the principles and types of upper limb strength assistive devices, examining how these devices improve daily life for people with disabilities and the elderly who have weak arm strength. A special device was created overseas for a young girl. Due to a rare disease, this girl suffered from significantly weakened arm strength, leaving her unable to move her arms...
This blog post examines the causes of the persistent information gap in the digital information society and proposes effective approaches to resolve it. Just as there is a wealth gap in capitalist societies, a gap exists in the digital information society between those who have access and those who do not. In the early stages of digital media adoption, optimism prevailed that the...
This blog post explores how basketball’s appeal and meaning have evolved over time, and the life lessons this sport imparts. Online, when netizens disagree, they often accuse each other of being “dyslexic.” However, people without dyslexia often lack a concrete understanding of the condition. There’s also a common misconception that “having dyslexia” means having low...
This blog post examines how the concept of natural rights is driving institutional transformation, through constitutional and legislative examples from two countries that view nature not merely as a resource but as a subject of rights. In legal tradition, nature is generally regarded as the sum of things useful to humans, or as the collective or individual property of humans. This nature...
This blog post deeply explores the criteria for a moral community—including vegetative states—by comparing receptivity, phenomenal consciousness, and relational perspectives. Members of the moral community, as entities subject to moral consideration, are divided into moral agents and moral patients. Moral agents are the subjects of moral actions, capable of bearing responsibility for the...
This blog post examines why marine pollution dredging cannot be limited to mere removal and disposal. It explores the necessity of circular technologies that transform polluted sediments into targets for purification and recycling, along with their environmental and industrial significance. As marine pollution intensifies, the international community has established various norms and...
This blog post scientifically examines how our body maintains pH homeostasis through blood buffering and respiration, based on common perceptions about acidic and alkaline foods. We consume various types of food to obtain the energy needed for daily life and to maintain our health. To achieve these goals, people seek information about food and choose what they deem suitable for their needs...