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Emoji Calendar
January 23
What happened on this day
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Frisbee patented
69 years ago
Walter Frederick Morrison's 'Flying Toy' patent is granted in 1957, codifying what the world would come to call the Frisbee.
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Trieste reaches Challenger Deep
66 years ago
Jacques Piccard and Don Walsh take the bathyscaphe Trieste to the floor of the Mariana Trench in 1960, close to eleven kilometres down.
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'Casablanca' released
83 years ago
The film goes into general release in 1943, timed to the Allied conference in the city it is named for.
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Pérez Jiménez overthrown
68 years ago
Street protests and a military revolt topple Venezuela's dictator in 1958, opening four decades of civilian rule.
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