Astronomy Can we induce artificial gravity in space? by Billy Pappas Posted on February 16, 2016February 17, 2016
General Physics of Star Wars: The Lightsaber by Billy Pappas Posted on December 8, 2015February 17, 2016
General General Relativity: 100 years of Einstein’s greatest theory by Billy Pappas Posted on November 25, 2015February 17, 2016
General Sputnik: The Soviet satellite that changed the World by Billy Pappas Posted on September 21, 2015February 17, 2016
Astronomy Confronting Aliens: Are We In Danger? by Billy Pappas Posted on August 22, 2015February 17, 2016
