SortStack #1857 — 2031-07-10

By year · Order from earliest to most recent.

1. The Aztecs found Tenochtitlan on an island in a lake 1325

   Legend says they built where an eagle perched on a cactus eating a snake — the image now at the center of Mexico's flag. Mexico City stands on the drained lakebed.

2. The volcanic island of Krakatoa explodes in Indonesia 1883

   The blast was heard nearly 4,800 km away — likely the loudest sound in recorded history — and its ash turned sunsets blood-red worldwide for months.

3. Humans walk on the Moon for the first time 1969

   The Apollo guidance computer had less processing power than a modern pocket calculator — and alarms from it nearly aborted the landing.

4. Pac-Man arrives in arcades 1980

   Designer Toru Iwatani said the shape was inspired by a pizza with a slice missing. The game was renamed from 'Puck Man' to deter vandals altering the P.

5. Nations adopt the Paris Agreement on climate change 2015

   Negotiators from 196 parties agreed to pursue limiting warming to 1.5 degrees Celsius — the gavel came down to a standing ovation in a Paris suburb.

6. SpaceX launches its Falcon Heavy rocket for the first time 2018

   The test payload was Elon Musk's own red Tesla Roadster, with a spacesuited mannequin named Starman at the wheel — it is still orbiting the Sun.

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