1820 ⟶ Ørsted Demonstrates Electromagnetism

Hans Christian Ørsted discovers that a current passed throug...
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Year
1572
1820
1825
1873

🌟 Tycho Brahe Observes Supernova SN 1572

Supernova SN 1572 is observed by Tycho Brahe in the Milky Way.⟶
Tycho Brahe Observes Supernova SN 1572 (1572)
AstronomyTycho BraheMilky WaySupernovaScientific RevolutionRenaissanceCosmologyObservational Astronomy
DenmarkDenmark

💡 Ørsted Demonstrates Electromagnetism

Hans Christian Ørsted discovers that a current passed through a wire will deflect the needle of a compass, establishing the deep relationship between electricity and magnetism (electromagnetism).⟶
Ørsted Demonstrates Electromagnetism (1820)
PhysicsElectromagnetismElectricityMagnetismExperimentationScientific RevolutionDiscovery
DenmarkDenmark

🧪 Aluminum Successfully Isolated

First isolation of aluminum.⟶
Aluminum Successfully Isolated (1825)
ChemistryMaterial Science
DenmarkDenmark

💡 Frederick Guthrie Observes Thermionic Emission

Frederick Guthrie discovers thermionic emission.⟶
Frederick Guthrie Observes Thermionic Emission (1873)
PhysicsElectricityExperimentation
United KingdomUnited Kingdom