The International Fixed Calendar (also known as the Cotsworth plan, the Cotsworth calendar, the Eastman plan or the Yearal) [1] was a proposed reform of the Gregorian calendar designed by …

Mar 22, 2017 · The 13-month, 28-day alternative has been in use on this planet for more than 6000 years. In prehistoric India and China, and throughout South America it was the standard …

Aug 23, 2025 · Several cultures used or proposed calendars with 13 months or lunar-based months: Used by Native American, Celtic, Babylonian, and Hebrew cultures. Divided the year …

Feb 1, 2025 · Let’s explore the origins of timekeeping, the significance of 13 months with 28 days, and how humanity’s control over the calendar has impacted our spiritual and earthly connection.

The evidence for a 13-month, 28-day calendar with April 1st as the start of the year is compelling. From linguistic remnants to natural patterns, the clues are all around us.

The 13-month calendar was devised by Auguste Comte in 1849. It was based on a 364-day year which included the one or two "blank" days that Abbé Mastrofini, an Italian Roman Catholic …

Our current calendar, with its irregular months and arbitrary names, was shaped by empires and power. Year Zero invites us to reconnect time with nature — and with ourselves.

The Gregorian calendar is a relatively recent invention, and it's pretty far removed from how we originally tracked our days and seasons. Up until 1582, most cultures known to us relied on a …

Aug 2, 2025 · Stay organized and productive with a customizable 13-month calendar that suits your lifestyle and needs. Start planning for the year ahead and stay on top of your schedule …

The 13 months calendar isn’t just a concept - it was used by many advanced civilisations in the past and recently by Eastman Kodak from 1928 to 1989! Let’s bring it back, one perfectly …