🇷🇸 Nikola Tesla – Alternating Current (AC)

🇮🇳 A.P.J. Abdul Kalam – Space & Defense

🇮🇳 Satyendra Nath Bose – Theoretical Physics

🇺🇸 Thomas Edison – Phonograph & Light Bulb

🇩🇪 Wernher von Braun – Saturn V Rocket

🇬🇧 Isambard Kingdom Brunel – Innovative Transportation

🇺🇸 Grace Hopper – Computer Programming

🇮🇳 Sir M. Visvesvaraya – Engineering Leadership

🇺🇸 Elon Musk – SpaceX & Electric Vehicles

🇺🇸 Robert E. Kahn – Internet Protocols

🇺🇸 Vinton Cerf – Internet Pioneer

🇮🇹 Guglielmo Marconi – Wireless Telegraphy

🇩🇪 Werner Heisenberg – Quantum Mechanics

🇬🇧 George Stephenson – Steam Locomotive

🇬🇧 Amy Johnson – Aviation Trailblazer

🇬🇧 Frank Whittle – Jet Engine

🇬🇧 Tim Berners-Lee – World Wide Web

🇺🇸 Samuel Morse – Morse Code

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