Click each link for a PDF of some of my more poplar PowerPoint presentations:
- AAS229 Session 306.02 January 6, 2017
- The Copernicus Revolution: Myth vs. Reality
- The Dark Side of the Universe: Dark Matter – Dark Energy
- Discovering Planets Around Other “Suns”
- Is the Universe Ringing Like a Crystal Glass?
- Mysteries of the Universe
- Photographing the Universe From Delanson, New York
- The State of the Universe
- Warp Drives