Time & Location
Dec 19, 2023, 7:00 PM – 8:00 PM
About the event
Please register here for the Zoom link:
What is the time and history of the calendar? How did we end up with the calendar we use today? Why do we celebrate Washington’s birthday on the wrong date?
Please welcome Sethanne Howard back to the Rockville Science Center. Sethanne has spoken on Dancing Black Holes, The History of Women in Science, and Asteroids Impacting the Earth. Sethanne Howard is a retired American research astronomer and physicist. She most recently worked as the Chief of the Nautical Almanac Office at the US Naval Observatory in Washington, DC. She is also the author and has published The Hidden Giants, The Invisible Rabbit and the Invisible Carrot Bar.