- The Basics: Nanobots are microscopic machines (billionths of a meter) designed to perform tasks at the cellular level.
- The Breakthrough: Dr. Ambarish Ghosh (IISc) developed Magnetic Nanobots (helical structures) that can be steered using external magnetic fields through the bloodstream or even dense tissues like teeth.
- Significance: * Targeted Drug Delivery: Unlike Chemotherapy (which kills both good and bad cells), nanobots deliver drugs only to the tumor site, minimizing side effects.
- Transformation Prize 2025: Recognized for its potential to make advanced healthcare affordable in India.
IAS-2026 - OPTIONAL / GEOGRAPHY / PUBLIC ADMINISTRATION / SOCIOLOGY / ANTHROPOLOGY / ORIENTATION ON 03 & 04-10-2025 
