Another user wrote, "To align the calendar with the solar year more accurately, 10 days were removed in October 1582." Many internet users questioned the logic behind it. A user asked ...

The Romans added January and February to the calendar but ran into a problem — math and superstition. Here's why February became the odd month out.

Eventually, the calendar we all know was adopted by Pope Gregory XIII in 1582, and it's changed little since then — not that the system is flawless. February gets a leap year once every four ...