22 April
Google observes Earth Day 2023 with doodle.
OV Digital Desk
Unmasking a Legend: The Story of Emilio G. Segre
OV Digital Desk
22 April: Tribute to Richard Trevithick
OV Digital Desk
21 April: Tribute to Raúl Soldi
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22 April: Remembering Maria Zambrano on Birthday
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22 April: Remembering Henri La Fontaine on Birthday
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22 April: Tribute to Emilio Gino Segre
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22 April: World Earth Day
OV Digital Desk