#OnThisDay The first Solar cell was publicly demonstrated at Bell Laboratories (1954).

Francis Crick and James Watson published Molecular structure of Nucleic Acid (1953).

Birth Anniversary of Wolfgang Pauli (1900) - one of the #Pioneers of #Quantum #Physics, #Actor Al Pacino (1940), #Inventor Guglielmo Marconi (1874).

Today is World #PenguinDay, World #MalariaDay.

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