📁 Discoveries
Eureka moments and groundbreaking theorems
In 1887, Heinrich Hertz proved invisible electromagnetic waves existed by ditching wires, tuning co…
Galileo abandoned leaky water clocks and erratic pulses to discover pendulum isochronism in Pisa Ca…
In 1831, Michael Faraday flipped a switch and watched a needle jump. That fleeting moment revealed …
How Jonas Salk used formaldehyde to freeze the polio virus in 1954, training the immune system with…
In 1774, Joseph Priestley abandoned open flames and used a giant burning lens to isolate pure air, …
How William Thomson used a suspended mirror and light beam to read faint telegraph signals across t…
How two physicists ditched traditional lenses in 1981 to map individual atoms using quantum tunneli…
In 1919, Arthur Eddington braved a tropical storm on Príncipe Island to photograph a solar eclipse.…
In 1351, Jia Lu used a bamboo tube and a simple 1:200 slope to tame the Yellow River and save the G…
How a 13th-century astronomer used rolling brass rings to fix broken star charts and replace Ptolem…
Discover how an 11th-century scholar solved a deadly bridge problem by watching a basket weaver, le…
In 1666, Isaac Newton used a single prism to split sunlight at Woolsthorpe Manor. His simple experi…