• Darwin Day

    Darwin Day celebrates the life and work of Charles Darwin, a secular holiday widely celebrated within the global community with participation from all sectors of society. Even mainline churches have participated, […]

  • Sacramento Darwin Day

    MOSAC Science Museum 400 Jibboom St, Sacramento

    Location :  MOSAC Science Museum, 400 Jibboom St, Sacramento, see map Presenting the 29th fabulous year of the Darwin Day Birthday Gala, Sacramento's coolest, most singular, most go-to event of science and humanity, brought to you by area science […]

    $25
  • The Underground Railroad

    Reason Center 1300 Ethan Way Suite 675, Elk Grove, United States

    Sunday, February 22, 2026, 02:00pm - 04:00pm Location :  Reason Center, 1300 Ethan Way, Ste 675, Sac., map Presenter Anne M. Rewell of the CSUS Renaissance Society will tell us about the Underground Railroad, and explore the routes utilized by escaping […]

  • International Women’s Day

    International Women's Day (IWD), an international celebration, honors the social, economical, and political achievements made by women everywhere. This secular holiday dates back to the early 1900's, a time of turbulent […]

  • Board of Directors Meeting

    Reason Center, 1300 Ethan Way, Ste 675, Sac., map (https://goo.gl/maps/S5MR1e8ZodBzb4TG8)

    It's an AOF planning meeting, mainly for AOF directors & officers, but open to all of you. These happen as required and are a lot more fun than they sound. […]

  • Movie and Discussion

    Reason Center, 1300 Ethan Way, Suite 675, see map (https://goo.gl/maps/RwiUgEJ5ESHRhrPu8)

    Join us for a cozy in-person Movie Night at Sacramento's Reason Center (https://reasoncenter.org/), in a quiet room with cushy seating, a huge screen, air conditioning, and refreshments right at hand. The movie title […]

  • Pi Day

    Pi, Greek letter (Π), is of course the symbol for the ratio of the circumference of a circle to its diameter. Pi = 3.1415926535... (This is pi to just ten decimal […]

  • Freedom of Information Day

    Freedom of Information (FOI) Day (http://www.firstamendmentcenter.org/press/information/topic.aspx?topic=FOI_Day) is an annual event on March 16, the birthday of James Madison, widely regarded as the Father of the Constitution and a foremost advocate […]

  • Sunshine Week

    Sunshine Week (http://www.sunshineweek.org/) includes Freedom of Information Day (March 16), the birthday of James Madison, and runs through that calendar week. Madison was the principal author of the US Constitution and […]

  • Equinox (March)

    The March Equinox (http://en.wikipedia.org/wiki/Equinox) is one of two days in the calendar year when day and night hours are nearly equal; in the northern hemisphere, it is also the first […]