Discoveries·from Oct 14·upd. 15h ago
Photo: Jörg Behrens, CC BY-SA 3.0 (Wikimedia Commons, cropped)Illustrative photo Leap second scrapped: world clocks will stop adding extra seconds from May 2027
Representatives of member states at the General Conference on Weights and Measures voted in Versailles on Thursday, 15 October 2026, to stop adding leap seconds to world time. The change takes effect on 20 May 2027, and the gap between atomic time and Earth's rotation may then grow to one hour.