
- Oct 29, 2019
Black Drop Effect Coffee
With the Transit of Mercury approaching, it's time to revisit the black drop effect. The following is adapted from 2012 article at...

- Dec 7, 2017
Predictive Science, Like It Or Not
Here's a heads-up for my geeky (and necessarily young) friends. Mark your calendar and make travel arrangements to be Down Under the...


- Feb 25, 2016
300 Years Since Halley's Big Idea
Probably since time eternal, humans have wondered about our place in space. How could you not, gazing at a dynamic night sky emblazoned...

- Jan 18, 2016
Black Drop Effect Coffee
With the 2016 transit of Mercury occurring on May 9, it's time to revisit the black drop effect. The following is adapted from 2012...


- Dec 15, 2012
Calendars End
Calendars End Posted by admin on December 14, 2012 Sometimes you're the horse; sometimes you're the cowboy. Either way, the ride...


- Nov 10, 2012
GLPA 2012--Big Days in Pittsburgh
GLPA 2012--Big Days in Pittsburgh Posted by admin on November 9, 2012 The Great Lakes Planetarium Association (GLPA) 2012 Annual...

- Oct 16, 2012
Astronomical Debt
Astronomical Debt Posted by admin on October 16, 2012 Along the campaign trail the candidates express concern about burdening our...