BIPM decides to stop adding leap seconds to UTC(bipm.org)
237 points by gliffie | 118 comments
BIPM page for Resolution 5 of the 28th CGPM (2026), on technical actions needed to ensure the continuity of UTC, including ending leap second insertions.
#metrology on Hacker News
4 stories tagged metrology, newest first.
A nuclear clock synchronized to 229Th(nature.com)
13 points by sbulaev | 3 comments
Open-access Nature research article reporting a nuclear clock synchronized to the thorium-229 nuclear transition.
Scientists build most accurate atomic clock(phys.org)
50 points by wglb | 23 comments
Phys.org news article about scientists building the world's most accurate atomic clock; the capture shows a Cloudflare verification challenge instead.
NIST ion clock sets new record for most accurate clock(nist.gov)
337 points by voxadam | 118 comments
NIST news release announcing its aluminum ion clock set a record as the world's most accurate atomic clock, measuring time to the 19th decimal place.