I've been reporting out a larger story for @sciam.bsky.social about this for a while now, and along the way I got access to a piece of exclusive news. Soon the leap second may end, and in October the specific plan for how will come to a vote! scientificamerican.com/article/inte...
Exclusive: International timekeepers to vote on changing the leap second to a leap hourTo align Universal Coordinated Time with the Earth’s rotation, a second occasionally gets added to the year. That may change in 2027scientificamerican.com