Hate Leap Seconds? Imagine A Negative One
- Randy Au tl;dr: Earth's rotation, relative to the fixed stars, has sped up and is predicted to continue to do so. Although there are no immediate implications, if it continues over a sustained period of time, we might find ourselves having to consider a negative leap second, as explained here.featured in #282
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Exploring 120 Years Of Timezones
tl;dr: Since the rules for timezones are constantly in change, this post visualizes the increasing complexities of dealing with time related data.featured in #253
Falsehoods Programmers Believe About Time Zones
- Zain Rizvi tl;dr: UTC offsets go from -12 to +12, every UTC offset corresponds to exactly one time zone, there are more countries in the world than time zones, and more.featured in #212
Building A More Accurate Time Service At Facebook Scale
- Zoe Talamantes Oleg Obleukhov tl;dr: How FB improved accuracy from 10 milliseconds to 100 microseconds and verified these results in our timing laboratory.featured in #177
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