I am working on organizing this page.
A few current items, including
some press coverage of my work and some of my
presentations to non-specialist audiences, appear below.
You may find something useful at this old page.
How often do Earth and Mars encounter Oort Cloud comets,
such as Mars' encounter with Comet Siding Spring on October 19, 2014?
for the answer
"Baby photos of a scaled-up solar system"
UA News, November 2014
"A distant planet may lurk far beyond Neptune"
Science News, November 2014
"Kuiper Belt Missions Could Reveal
the Solar System's Origins"
Scientific American, October 2014
"Structure and Evolution of the Solar System"
Presentation at the UA Osher Lifelong Learning Institute, October 2014
Flandrau Planetarium, March 2014
"Our Solar System: It All Began in Chaos"
National Geographic Magazine, July 2013
NASA Solar System Exploration:People:Profile
Keynote speech for UA College of Science Honors Convocation, October 2012
"Slow-moving rocks provide better odds that life crashed to Earth from space"
UA News, September 2012
"The Early History of the Solar System" (QuickTime)
Biosphere 2, October 2011
What Would Happen If Earth and Mars
Scientific American, blog by George Musser, June 2011
Women In Planetary Science Blog-"51 Women in
interview by Kathryn Gardner-Vandy, April 2011
Solar system in Time" (QuickTime)
Golden Jubilee Conference on Women in Science & Technology, IIT-Delhi, March 2011
LPL Evening Lecture, September 2009
- "On the
importance of a few dwarf planets" (QuickTime)
AAS Meeting, June 2009
scattering and migration: lessons from Pluto"
The Great Planet Debate, Baltimore, MD, August 2008