June 29, 2022 was the shortest day in recorded history — a ‘wobble’ in the Earth’s spin shaved off 1.59 milliseconds

Marianne Guenot
Aug 1, 2022

The earth can be pulled slightly off its axis by its irregular shape and other geological effects. NASA/JPL-Caltech

• The Earth had its shortest ever day on June 29, 2022, a scientist said.
• That day, a Wednesday, was 1.59 milliseconds shorter than ever before.
• It happened because the Earth isn’t perfectly spherical and can “wobble” on its axis.
• https://www.businessinsider.com/earths-shortest-day-chandler-wobble-recorded-2022-159-milliseconds-clock-8