April 1974 · girok

April 1974 today

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First image of a black hole

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Salk polio vaccine declared effective (19th anniv.)First human in space (13th anniv.)

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Human Genome Project completed

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First Earth Day (4th anniv.)

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Hubble Space Telescope launched

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Discovery of DNA’s double helix (21th anniv.)

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South Africa’s first democratic election

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Records in this month

🇬🇧 Discovery of DNA’s double helix

April 25, 1953 · 26,746 days since

🇺🇸 Salk polio vaccine declared effective

April 12, 1955 · 26,029 days since

🇷🇺 First human in space

April 12, 1961 · 23,837 days since

🇺🇸 First Earth Day

April 22, 1970 · 20,540 days since

🇺🇸 Hubble Space Telescope launched

April 24, 1990 · 13,233 days since

🇿🇦 South Africa’s first democratic election

April 27, 1994 · 11,769 days since

🇺🇸 Human Genome Project completed

April 14, 2003 · 8,495 days since

🇺🇸 First image of a black hole

April 10, 2019 · 2,655 days since