#26

Isaac Newton

Laws of motion and gravity; foundation of modern physics.

#27

Albert Einstein

Theory of relativity; changed understanding of space and time.

#28

Charles Darwin

Theory of evolution by natural selection.

#29

Johannes Gutenberg

Invented the printing press; democratized knowledge.

#30

Galileo Galilei

Championed the scientific method and observational astronomy.

#31

Nicolaus Copernicus

Proposed the heliocentric (sun-centered) universe.

#32

James Watt

Improved the steam engine; triggered the Industrial Revolution.

#33

Thomas Edison

Invented the lightbulb and phonograph; industrial research.

#34

Marie Curie

Pioneered research on radioactivity.

#35

Louis Pasteur

Developed germ theory and life-saving vaccines.

#36

Alan Turing

Father of Computer Science and Artificial Intelligence.

#37

Tim Berners-Lee

Inventor of the World Wide Web.

#38

Steve Jobs

Revolutionized personal computing and mobile technology.

#39

Bill Gates

Co-founder of Microsoft; leader in the PC revolution.

#40

Nikola Tesla

Developed Alternating Current (AC) electricity systems.

#41

Michael Faraday

Discovered electromagnetic induction; electric motor foundations.

#42

Alexander Fleming

Discovered penicillin; first modern antibiotic.

#43

The Wright Brothers

Achieved the first powered, controlled human flight.

#44

Euclid

Father of Geometry.

#45

Norman Borlaug

Led the Green Revolution; saved billions from starvation.

#46

Fritz Haber

Synthesized ammonia for fertilizer; allowed population boom.

#47

Ada Lovelace

First computer programmer; wrote first machine algorithm.

#48

Werner Heisenberg

Key figure in quantum mechanics (Uncertainty Principle).

#49

Gregor Mendel

Founder of the modern science of genetics.

#50

Enrico Fermi

Architect of the nuclear age; created first nuclear reactor.