In tandem with his 11/27/13 appearance, Richard C. Hoagland shares a set of images & descriptions related to his presentation on Comet ISON and Mars. Shown here: NASA depiction of Comet ISON's trajectory as seen from Earth's orbit around the Sun.
Dr. John Curtis commented on the Trump Inauguration. Paul Guercio updated his presidential 'timetraks'. Marc Zicree discussed sci-fi and his projects.