This video, taken with an infrared camera, is almost certainly authentic. However, it could as easily be a classified aircraft as a UFO from another world. Its flight characteristics, however, suggest that it is not an aerodynamic object but is staying aloft by some other means.

Story Source:
http://www.foxnews.com/scitech/2012/07/18/invisible-ufos-fill-skies/
Dreamland Video podcast
To watch the FREE video version on YouTube, click here.

Subscribers, to watch the subscriber version of the video, first log in then click on Dreamland Subscriber-Only Video Podcast link.