
- 909 Date of the last known Maya "long count" inscription on a stela at the city of Toniná (modern Chiapas state, Mexico)
- 1644 Perplexed pilgrims in Boston report America's first UFO sighting
- 1733 First polar bear exhibited in America in Boston
- 1896 First demonstration of an X-ray machine in the US (New York City)
- 1903 The first transatlantic radio transmission to originate in the United States is sent by a transmitter in Massachusetts
- 1951 1st use of lie detector in the Netherlands
- 1964 The Beatles make their first appearance on US Billboard Chart with single "I Want to Hold Your Hand" at #45
- 1980 Price of gold reaches $850 an ounce
- 1989 Astronomers discover a pulsar in the remnants of Supernova 1987A in the Large Magellanic Cloud
- 2005 The world's largest commercial jet, the Airbus A380, is unveiled in France
Messenger of Peace
2008 The United Nations announce George Clooney as a UN messenger of peace
- 2022 Microsoft announces it is buying Activision Blizzard, publisher of online games "Call of Duty," "World of Warcraft," and "Candy Crush," for $70 billion, the biggest-ever gaming and tech takeover [1]
- 2024 NASA’s trail-blazing Ingenuity helicopter, the first aircraft to fly on another world, dies after three years on Mars and 72 flights (only expected to make five flights) [1]
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