Science and technology

Exposure to radiation is frequently linked to disastrous occurrences, including atomic bomb blasts, nuclear mishaps, and medical procedures. However, it is less frequently mentioned how remnants of these exposures can persist in the human body, acting as quiet indicators of previous interactions with ionizing radiation. These atomic bomb indicators, located at a microscopic scale, provide researchers and doctors with important knowledge about both the historical context of radiation exposure and its enduring biological impacts.When an atomic bomb detonates, it releases a massive burst of ionizing radiation—energy powerful enough to alter atoms and molecules in living tissue. This radiation comes in…

An internal memo from the U.S. Department of Homeland Security (DHS) recently revealed a lengthy cyber attack on National Guard systems. The attack is believed to be the work of a Chinese-affiliated hacking organization referred to in cybersecurity fields as “Salt Typhoon.” The memo indicates that the cybercriminals had unauthorized access for nearly a year until they were identified and expelled.The security intrusion, allegedly unnoticed for numerous months, has sparked fresh worries among government cybersecurity specialists and defense authorities regarding the weaknesses within networks linked to the military. Although authorities have not revealed the complete scope of the data breach,…

Around the age of six, children undergo remarkable developmental changes that affect not only their physical growth but also their cognitive and emotional capacities. This transitional period, sometimes informally called "wobbly-tooth puberty," marks a critical phase in brain maturation that lays the foundation for more complex thinking, social skills, and emotional regulation.The term "wobbly-tooth puberty" playfully references the noticeable physical milestone children experience at this age—the loss of baby teeth—which coincides with significant neurological development. While losing teeth may be the most visible sign of change, beneath the surface, children's brains are reorganizing in ways that profoundly influence their behavior,…

Around the age of six, children undergo remarkable developmental changes that affect not only their physical growth but also their cognitive and emotional capacities. This transitional period, sometimes informally called "wobbly-tooth puberty," marks a critical phase in brain maturation that lays the foundation for more complex thinking, social skills, and emotional regulation.The phrase "wobbly-tooth puberty" humorously alludes to a distinct physical event that occurs for children at this age—the shedding of primary teeth—coinciding with crucial neurological transformations. Although tooth loss is the most apparent indicator of transition, internally, the restructuring of children's brains significantly impacts their conduct, education, and engagement…

After making history as the first Indian astronaut to participate in a mission to the International Space Station (ISS), the nation’s latest space pioneer has completed a successful return to Earth. This journey, hailed as a milestone in India’s expanding space exploration efforts, reflects the country’s growing influence in global space collaboration and innovation.The astronaut, participating in a mission that was a collaboration among major space agencies worldwide, stayed on the ISS for a few days, engaging in a variety of scientific tests and operational tasks. His return represents not only a successful end to a historic flight but also…

The swift expansion of digital communication channels has resulted in a remarkable increase in online content, leading to a pressing global discussion about responsibly regulating this immense stream of information. Across social media platforms, online forums, and video-sharing websites, the necessity to oversee and handle harmful or unsuitable content presents a sophisticated challenge. As online interactions grow, many are questioning whether artificial intelligence (AI) can offer a remedy for the content moderation issue.Content moderation involves identifying, evaluating, and taking action on material that violates platform guidelines or legal requirements. This includes everything from hate speech, harassment, and misinformation to violent…