1895Röntgen Discovers X-rays

Wilhelm Röntgen identifies x-rays.
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Year
1888
1895
1900
1980

📡 Hertz Demonstrates Radio Waves, Validating Maxwell's Electromagnetic Theory

Heinrich Hertz publishes a conclusive proof of James Clerk Maxwell's electromagnetic theory in experiments that also demonstrate the existence of radio waves. The effects of electromagnetic waves had been observed by many people before this but no usable theory explaining them existed until Maxwell.
Hertz Demonstrates Radio Waves, Validating Maxwell's Electromagnetic Theory (1888)
PhysicsElectromagnetismScientific RevolutionCommunicationGlobal Impact
GermanyGermany

☢️ Röntgen Discovers X-rays

Röntgen Discovers X-rays (1895)
PhysicsMedical ImagingExperimentationElectromagnetism
GermanyGermany

☢️ Wilhelm Conrad Röntgen Creates First X-ray Image

Wilhelm Conrad Röntgen invented the first radiograph (X-ray).
Wilhelm Conrad Röntgen Creates First X-ray Image (1895)
Medical ImagingPhysicsDiscovery
GermanyGermany

💡 Max Planck Explains Blackbody Radiation

Max Planck: explains the emission spectrum of a black body
Max Planck Explains Blackbody Radiation (1900)
PhysicsQuantum MechanicsTheoretical PhysicsScientific RevolutionEnergyElectromagnetism
GermanyGermany

⚛️ Klaus von Klitzing Discovers the Quantum Hall Effect

Klaus von Klitzing Discovers the Quantum Hall Effect (1980)
PhysicsQuantum MechanicsElectromagnetismFundamental PhysicsNobel PrizeMaterials Science
GermanyGermany