UFO sightings have jumped in the past two years, and half of them remain unexplained.

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UFO Sightings Jump In Past 2 Years

UFO sightings have jumped in the past two years and almost half remained unexplained. 163 of the reports often come from Navy and Air Force pilots were classified as balloon or balloon entities. A handful of others were found to be drones, birds or even plastic bags, but 171 other incidents remain unexplained. These UFO sightings are a growing concern for lawmakers on Capitol Hill. Some are worried that they're not, they're worried not just about extraterrestrials, but also the possibility that foreign enemies are using unseen technologies.