1895 ⟶ Röntgen Discovers X-rays
Wilhelm Röntgen identifies x-rays.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.⟶

PhysicsElectromagnetismScientific RevolutionCommunicationGlobal Impact

☢️ Röntgen Discovers X-rays
☢️ Wilhelm Conrad Röntgen Creates First X-ray Image
Wilhelm Conrad Röntgen invented the first radiograph (X-ray).⟶

Medical ImagingPhysicsDiscovery

💡 Max Planck Explains Blackbody Radiation
Max Planck: explains the emission spectrum of a black body⟶

PhysicsQuantum MechanicsTheoretical PhysicsScientific RevolutionEnergyElectromagnetism

⚛️ Klaus von Klitzing Discovers the Quantum Hall Effect
Klaus von Klitzing discovered the quantum Hall effect⟶

PhysicsQuantum MechanicsElectromagnetismFundamental PhysicsNobel PrizeMaterials Science
