Insightful PYQs 
A. Nonimmigrant Visas (Temporary Stay) These are for people coming to the U.S. temporarily (work, study, tourism, etc.). 1. Tourism & Business 2. Work Visas (Temporary Employment) 3. Study & Exchange 4. Transit & Crew 5. Media & Diplomats B. Immigrant Visas (Permanent Residence – Green Card Pathways) These allow permanent settlement in the U.S. … Read more
Artificial Intelligence (AI) is no longer science fiction—it’s here, evolving faster than anyone expected. Among the many experts warning about its dangers, Dr. Roman Yampolskiy, a leading AI safety researcher and computer scientist, stands out for his chilling predictions about the future. From mass unemployment to the possibility of human extinction, his warnings paint a … Read more
NASA has achieved another breakthrough in space science. Its SPHEREx mission has joined Hubble and the James Webb Space Telescope (JWST) in studying Comet 3I/ATLAS, a rare interstellar comet making a brief passage through our solar system. This discovery offers a once-in-a-lifetime opportunity to learn about materials formed around distant stars, far beyond our cosmic … Read more
When you flip a light switch, transfer money online, or even travel across the country, you probably don’t think about the invisible systems that make it all possible. But behind these daily conveniences lies a network of critical infrastructure — and it’s increasingly under siege from cyberattacks. What is the National Critical Information Infrastructure Protection … Read more
Definition A process where elected leaders use legal and constitutional means to undermine democracy—often by altering the constitution—to weaken checks and balances, entrench their own power, and restrict rights, all while maintaining a facade of legality.Term popularised by scholars David Landau and later expanded in constitutional law literature. Core Characteristics Common Tactics Examples Difference from … Read more
