Scientists & Inventors

Researchers, engineers, and inventors whose discoveries and machines transformed American industry, medicine, and daily life.

Alexander Graham Bell

Scottish-American inventor of the telephone, 1847–1922

Eli Whitney

Inventor of the cotton gin who accidentally expanded slavery and deliberately built American mass production

John Muir

Naturalist, Writer, and Father of the American Conservation Movement

Neil Armstrong

The first human to set foot on the moon

Nikola Tesla

Serbian-American inventor who built the modern electrical world

Rachel Carson

Marine Biologist and Author Whose Silent Spring Launched the Environmental Movement, 1907–1964

Sally Ride

The first American woman in space

Thomas Edison

Inventor of the phonograph, the practical light bulb, and the modern research laboratory

Wright Brothers

Wilbur and Orville Wright, pioneers of powered flight