UFO-Like Clouds Linked to Military Maneuvers? National Geographic - January 28, 2011

Triple "hole-punch clouds" appeared close together off South Carolina January 7, 2011. Three nearly identical, UFO-like cloud formations recently appeared over Myrtle Beach, South Carolina, sparking online discussions linking the features to everything from the Second Coming to recent mass bird deaths to secret military experiments. At least one scientist believes the so-called hole-punch clouds have a military explanation, though it may not be quite what conspiracy theorists expect. On January 7, IT technician Wesley Tyler was running out to his car for a computer part when he noticed the saucer-like formations.
Studying ice crystals to understand the cloud-climate connection PhysOrg - December 14, 2009
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