Have you
heard the sound from a meteor simultaneously with the meteor's
appearance?
Submit information about that event
by filling the GEFS Data Submission Form, or
send e-mail to
The electrophonic sound is an extremely rare and mysterious
natural phenomenon. Every witness report is of great importance for
understanding this long-standing astronomical mystery. [read more]
NEWS (November 2002):
Almost 100 reports collected
to date. A review and on-line database available (see "
publications").
(the review paper published in WGN)
NEWS (November 2002):
GEFS has moved to a new web-server and now it has its own internet domain name:
WWW.GEFSPROJECT.ORG
NEWS (Dec 11,2001): Instrumental Recording of
electrophonic sounds revealed surprises [read
more] (published in the Journal of Geophysical Research)
2001 Leonids produced numerous electrophonic sounds. Read more on science@nasa
All data collected by GEFS will be
made public through "GEFS Newsletter" and WGN, the journal of the
International Meteor Organization (IMO),
with full reference on witnesses.
GEFS (Global Electrophonic Fireball Survey) is a project
of the University of Kentucky and Ecole Polytechnique Federale de Lausanne
(EPFL) with the purpose of collecting witness reports of electrophonic
sounds from meteors and coordinating research efforts.
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