Latest News

• October 15, 2021 -- An expanded, full color edition of The Big Splash has been published. Cosmic Rain: The Controversial Discovery of Small Comets by Louis A. Frank brings the story up to date.



• May 16, 2014 -- Obituary of Louis A. Frank 1938-2014.



• March 1, 2001 -- The Journal of Geophysical Research publishes a new analysis by Louis A. Frank and John B. Sigwarth in which a second ground-based telescope is found to have taken images of the small comets.



• January 9, 2001 -- Small Comet Topic on Tap for Prestigious Niels Bohr Lecture.



• November 29, 1999 -- An Illustrated version of The University of Iowa's 16th Annual Presidential Lecture: Louis A. Frank, "Small Comets and Our Origins: The Ecstasy and Agony of the Scientific Debate."



• February 21, 1999 -- The University of Iowa's 16th Annual Presidential Lecture: Louis A. Frank, "Small Comets and Our Origins: The Ecstasy and Agony of the Scientific Debate."
The text of the lecture.


• January 1, 1999 -- Journal of Geophysical Research publishes important results of a new automated survey by Louis A. Frank and John B. Sigwarth, "Atmospheric Holes: Instrumental and Geophysical Effects"



• January 1, 1999 -- New Small Comet Images from NASA's Polar Spacecraft.



• September 1, 1998 -- "How to Search for Small Comets", a technical note by Dr. Louis A. Frank.



• May 26, 1998 -- Seasonal Variations Observed in Small Comet Occurrance Rates, presented at the Spring 1998 meeting of the American Geophysical Union in Baltimore, MD.



• December 9, 1997 -- Polar's "Atmospheric Holes" Pass Reality Test, a presentation for the Fall 1997 meeting of the American Geophysical Union



• December 3, 1997 -- All Dynamics Explorer - 1 and Polar Imager Data Available On-Line



• November 29, 1997 -- Fifteen Small Comet Discoveries from the Polar spacecraft.



• September 24, 1997 -- Four new small comet papers by Louis Frank and John Sigwarth are being published in the Oct. 1, 1997 issue of Geophysical Research Letters (Vol. 24 No. 19).



• August 21, 1997 -- Experiment Aboard Shuttle Discovery Backs Small comet Discovery



• July 13, 1997 -- What happened to Louis A. Frank since the discovery of the small comets in 1986? From The Washington Post.



• May 28, 1997 -- Announcement of the Latest Small Comet Findings at the Spring 1997 meeting of the American Geophysical Union.

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