Articles
Original writing about dates, time zones, calendars, and everything in between.
Why Does a Year Have 365 Days?
The fascinating astronomy and history behind our 365-day calendar year.
Read articleHow Time Zones Work: The Complete Guide
From Greenwich Mean Time to UTC offsets — everything you need to know.
Read articleThe History and Rules of Leap Years
Why we add an extra day every four years, and the exceptions to the rule.
Read articleUnix Timestamps Explained Simply
What is a Unix timestamp, why does it start from 1970, and why it matters.
Read articleHow to Schedule Meetings Across Time Zones
Practical strategies for coordinating with remote teams around the world.
Read articleA Brief History of Calendars
From lunar calendars to the Gregorian system — humanity's quest to track time.
Read articleDaylight Saving Time: A Complete Guide
Why we change the clocks twice a year, who started it, and the ongoing debate to abolish it.
Read articleUTC vs GMT: What's the Difference?
These two terms are often used interchangeably — but they aren't quite the same thing.
Read articleThe Year 2038 Problem Explained
Why some computers will run out of time on January 19, 2038 — and what's being done.
Read articleWhy Does a Week Have Seven Days?
The ancient Babylonian and astronomical roots of our seven-day week.
Read articleHow to Calculate Your Exact Age
Different methods for calculating age, and why your 'age' depends on the calendar system.
Read articleHow Atomic Clocks Keep Perfect Time
The science behind the most accurate timekeeping devices ever built.
Read articleISO 8601: The International Date Standard
Why YYYY-MM-DD is the only date format that makes sense for computers and humans.
Read articleHow to Calculate Business Days
Counting working days correctly means handling weekends, holidays, and regional differences.
Read articleWhat Are Leap Seconds?
Occasionally we add a single second to the clock. Here's why — and why it may be abolished.
Read articleThe Chinese Zodiac: A Complete Guide
The twelve animals, the sixty-year cycle, and how your birth year shapes your sign.
Read articleThe Twelve Western Zodiac Signs Explained
How the constellations along the ecliptic became the basis for astrology.
Read articleBirthstones by Month: The Complete List
Discover the traditional and modern gemstone associated with every birth month.
Read articleThe Pomodoro Technique: Work in Focused Bursts
How a simple kitchen timer method can transform your productivity and focus.
Read article7 Proven Time Management Techniques
From time blocking to the Eisenhower matrix — methods that actually work.
Read articleUnderstanding ISO Week Numbers
How businesses and schedules use week numbers, and how to calculate them correctly.
Read articleFrom Sundials to Smartwatches: A History of Clocks
The 5,000-year journey of humanity's quest to measure the passing of time.
Read articleThe Gregorian Calendar Reform of 1582
How ten days vanished from October 1582, and why countries adopted it centuries apart.
Read articleHow Computers Store Dates and Times
Behind every timestamp is a clever system of counting from a fixed reference point.
Read articleWhy Is Friday the 13th Considered Unlucky?
The surprising history behind one of the Western world's most enduring superstitions.
Read articleCounting Down to the New Year
Different cultures celebrate the new year on different dates — here's the fascinating variety.
Read articleDoes Time Really Flow at the Same Speed?
Einstein showed that time is relative — moving clocks and gravity actually change time itself.
Read articleLunar vs Solar Calendars: Key Differences
Why some calendars follow the moon, some the sun, and some try to track both.
Read articleWhat Is Epoch Time?
Understanding the reference points computers use to measure time across systems.
Read articleHow to Plan Backwards From a Deadline
A practical framework for breaking big goals into dated milestones that actually get done.
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