Abandoned houses are increasing as people leave them behind. The problem of vacant houses has emerged as a national issue. It does not discriminate based on size or location, from major cities like Busan to islands like Ulleungdo. The situation is serious in small cities and rural areas with a popul...
A high-ranking official from the U.S. Space Force testified that China conducted ‘air combat (dogfighting)’ exercises in space last year using multiple satellites. As China’s space technology and space operation capabilities rapidly improve, the potential for conflict between the two countries in sp...
As smartphone and tablet users increase, various designs of earphones and headphones are gaining popularity. Despite their convenience, wireless headphones have the drawback of needing to be charged frequently and the risk of being lost. Researchers in the United States have developed a new sound te...
The iguana is a group of reptiles primarily found in Central America, South America, and the Caribbean. It is believed that they traversed from Central America to the Galapagos Islands, approximately 1000 km to the west, by climbing dead trees long ago. Even today, there are sightings of iguanas tra...
Analysis results indicate that if greenhouse gas emissions are not suppressed and continue to increase, the number of satellites that can safely orbit the Earth by the end of this century will decrease. The increase in small space debris and remnants of small satellites left in low Earth orbit is ex...
An international research team led by archaeologists from Spain and the United States discovered ancient tools made from animal bones at the oldest known residence of humanity in East Africa, Tanzania. While tools made from animal bones have been found before, this is the first time tools systematic...
If fossil fuel usage is not reduced and indiscriminate urban development continues until 2100, it is expected that vehicle and outdoor fires will increase in cities around the world. A research team from China University of Science and Technology, Australia’s Royal Melbourne Institute of Technology,...
Scientists in Australia and China have discovered a method for permanently storing data in glass. Since it can hold information for thousands of years without needing an electrical supply, it is being highlighted as a storage medium that could replace hard disks and tapes used in major archives. Res...
In December last year, an asteroid captured by a telescope in Chile has thrown the international community into confusion. Discovered in space about 48 million kilometers from Earth, this asteroid is estimated to be about the size of a small apartment, with a diameter ranging from 40 to 90 meters. I...
A hybrid robotic hand made from plastic bones and muscle cultured from human cells has been developed. Experts evaluated this as a significant step toward developing advanced robots that can replace not only prosthetics for disabled individuals but also human arms and legs in the long term. A resear...
