Some UFOs may be explained as ball lighting
Par un écrivain mystérieux
Description
(PhysOrg.com) -- An Australian scientist studying photographs of fireballs, UFO sightings and a report of a strange green light in the sky suggests some UFOs may be ball lightning caused by fireball meteors.
UFO-Shaped Disco Ball Home Décor - Mirror Decorations
Study explains the mystery of ball lightning
Mysterious lights hover over Las Vegas sky
At the 'UFO capital of Kansas,' a celebration of the weird and
It's time to stop UFO mania - The Washington Post
A sign that aliens could stink, MIT News
NASA's UFO Study Isn't Really Looking for Space Aliens
Exclusive New York City UFO Footage - CBS News
Will NASA's UFO Panel Reveal Any Extraterrestrial Secrets?
Monstrum Alien Abduction and UFOs: Why Are Grays So Common
News in Science - UFO sightings a lot of hot air - 08/05/2006
Dying Satellite, Not U.F.O. or Meteor, Likely Caused Midwest
Some UFOs may be explained as ball lighting
Ball lightning is so strange it might just come from another
depuis
par adulte (le prix varie selon la taille du groupe)