HN
Hacker News
Top
New
Best
Ask
Show
Jobs
Delta T | Hacker News Reader
Delta T
en.wikipedia.org
2 points
·
akramachamarei
·
·
1 comment
Open article
Save
View on HN
akramachamarei
(original poster)
·
or, why we have leap seconds
Reply on news.ycombinator.com