SciTech Express

China Urges AI Leaders to Avoid U.S. Travel Over Security Concerns Background: Rising U.S.-China Tech Tensions China and the U.S. have been engaged in a tech rivalry, particularly in artificial intelligence (AI), semiconductors, and quantum computing. The U.S. has imposed trade restrictions on Chinese AI firms, limiting access to advanced chips from companies like NVIDIA and AMD. Increased scrutiny of Chinese researchers and executives traveling to the U.S. has fueled concerns in Beijing. Why China Issued the Travel Advisory? Reports indicate that Chinese AI experts traveling to the U.S. have faced visa denials, interrogations, and even detainment for questioning. Beijing fears that its top AI minds could be targeted for espionage allegations or pressured to reveal sensitive technologies. Some Chinese AI leaders reportedly had their devices searched or seized upon arrival in the U.S. U.S. Perspective: National Security Risks The U.S. government sees China's AI development as a p...

Climate Risk Index (CRI) 2025: India Among the Most Affected Nations Introduction to Climate Risk Index (CRI) The Climate Risk Index (CRI) 2025 is a globally recognized measure that ranks countries based on their vulnerability to extreme weather events over a defined period. This index assesses the impact of climate-related disasters such as floods, storms, heatwaves, and droughts. It serves as a critical indicator of how climate change affects human lives and economies across different regions. The CRI 2025 , published by German-watch , highlights India's growing vulnerability to climate-related disasters. India has been ranked as the 6th most affected country during 1993-2022 , highlighting the increasing frequency and severity of extreme weather events. Key Findings of CRI 2025 India's Climate Vulnerability India faced over 400 extreme weather events between 1993 and 2022 . The economic losses due to these disasters exceeded USD 180 billion . The death toll from climate-r...